CN105825722B - A kind of junior middle school's electricity is solved a problem suggestion device and method - Google Patents
A kind of junior middle school's electricity is solved a problem suggestion device and method Download PDFInfo
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- CN105825722B CN105825722B CN201610338409.3A CN201610338409A CN105825722B CN 105825722 B CN105825722 B CN 105825722B CN 201610338409 A CN201610338409 A CN 201610338409A CN 105825722 B CN105825722 B CN 105825722B
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Abstract
It solves a problem suggestion device and method the invention discloses a kind of junior middle school's electricity, device includes power supply, power switch, controller, reset button, physical descriptor viewing area and physical equation viewing area, it is arranged by 30 physical descriptor display units physical descriptor viewing area, physical descriptor display unit includes button and the LED light for being arranged on the button back side, button and LED light are connected respectively with controller, button front is labeled with different physical descriptor titles, and each button represents a physical descriptor；Physical equation viewing area is arranged with arithmetical operation symbol by 30 physical descriptor display units and is formed for the topological structure of all junior middle school's electricity physical equations, and each physical descriptor display unit in topological structure is connected respectively with controller；Advantage is can intuitively to show that physical solution inscribes thinking, summarizes student resource thinking, student can draw inferences about other cases from one instance, and reduces dependence of the student to teacher, while teacher can be coordinated to carry out physics and given lessons, and improves the teaching ability of teacher.
Description
Technical field
It solves a problem suggestion device the present invention relates to one kind, solves a problem suggestion device and method more particularly, to a kind of junior middle school's electricity.
Background technology
Electricity is a pith of junior middle school physics teaching.However, since the physical principle involved by electricity is abstracted, object
It is more to manage formula, thus student is difficult to select suitable physical equation in course of solving questions, learning effect is undesirable.At present, exist
During junior middle school's electricity teaching, mode of giving lessons that generally use teacher is write on blackboard with reference to the explanation thinking that will solve a problem is taught
To student.But existing teacher's explanation formula is solved a problem, prompting mode has the following problems：1st, it is inconvenient intuitively show how basis
The meaning of the question selects the thinking of some or multiple physical equations in numerous formula, and the displaying for thinking of solving a problem is not directly perceived, causes
Teacher is difficult in teaching process student be inspired to draw inferences about other cases from one instance；2nd, student's study is strong to teacher's dependence, causes to run into solving a problem
Problem is difficult to solve in time；3rd, Teaching Ability is mainly determined by its experience with students, it is difficult to which it is suitable to be selected according to the meaning of the question
The skill of physical equation imparts to student.
In view of this, design one kind can intuitively show that physical solution inscribes thinking, and the thinking for alloing student autonomous is summarized, and is reached
The purpose that student can draw inferences about other cases from one instance reduces dependence of the student to teacher, while teacher can be coordinated to carry out physics and given lessons,
The junior middle school's electricity for improving the teaching ability of teacher solves a problem suggestion device and method is of great significance.
The content of the invention
The first technical problem to be solved by the present invention, which is to provide one kind, can intuitively show that physical solution inscribes thinking, make
Life can be autonomous thinking summarize, achieve the purpose that student can draw inferences about other cases from one instance, reduce student to the dependence of teacher, simultaneously
Teacher can be coordinated to carry out physics to give lessons, the junior middle school's electricity for improving the teaching ability of teacher is solved a problem suggestion device.
Technical solution is used by the present invention solves one of above-mentioned technical problem：A kind of junior middle school's electricity, which is solved a problem, prompts dress
It puts, including power supply, power switch, controller, reset button, physical descriptor viewing area and physical equation viewing area, the electricity
Source is connected respectively with the power switch and the controller, and the reset button is connected with the controller, institute
The physical descriptor viewing area stated is arranged by 30 physical descriptor display units and is formed, and each physical descriptor display is single
Member includes button and the LED light for being arranged on the button back side, the button and the LED light respectively with it is described
Controller connection, the button front in each physical descriptor display unit is labeled with different physical descriptor titles, each presses
Key represents a physical descriptor；The physical equation viewing area is by 30 physical descriptor display units and arithmetical operation symbol
It arranges and is formed for the topological structure of all junior middle school's electricity physical equations, in the topological structure, physical descriptor display is single
Member is needed to occur once or occurred repeatedly according to formula, each physical descriptor display unit difference in the topological structure
It is connected with the controller；Some physical descriptor is represented when being pressed in physical descriptor viewing area or physical equation viewing area
Button when, the LED light that the button back side of the physical descriptor is represented in physical descriptor viewing area and physical equation viewing area is whole
It is lit.
30 physical descriptors are respectively：Voltage, series voltage 1, series voltage 2, shunt voltage 1, shunt voltage 2, electricity
Stream, series current 1, series current 2, parallel-current 1, parallel-current 2, resistance, series resistance 1, series resistance 2, parallel resistance
1st, parallel resistance 2, electric work, series connection electric work 1, series connection electric work 2, electric work 1 in parallel, electric work 2 in parallel, electrical power, series connection electrical power 1,
Series connection electrical power 2, electrical power 1 in parallel, electrical power 2 in parallel, the quantity of electric charge, time, mechanical efficiency, useful work and extra power.
Compared with prior art, junior middle school's electricity of the invention solve a problem suggestion device the advantages of be to open by power supply, power supply
Pass, controller, reset button, physical descriptor viewing area and physical equation viewing area are solved a problem suggestion device to build junior middle school's electricity,
Power supply is connected with controller；Physical descriptor viewing area is arranged by 30 physical descriptor display units and is formed, and each physics becomes
Amount display unit includes a button and the LED light for being arranged on the button back side, and button and LED light are connected respectively with controller, often
Button front in a physical descriptor display unit is labeled with different physical descriptor titles, and each button represents a physics and becomes
Amount；Physical equation viewing area is all junior middle school's electricity physics by 30 physical descriptor display units and the arrangement of arithmetical operation symbol
The topological structure of formula and formed, in topological structure, physical descriptor display unit needs to occur once or going out according to formula
Now repeatedly, each physical descriptor display unit in topological structure is connected respectively with controller；When in physical descriptor viewing area or
When the button for representing some physical descriptor is pressed in person's physical equation viewing area, physical descriptor viewing area and physical equation viewing area
The LED light at the middle button back side for representing the physical descriptor is all lit, it is possible thereby to intuitively show physical solution topic thinking, is made
Student can be autonomous thinking summarize, achieve the purpose that student can draw inferences about other cases from one instance, reduce student to the dependence of teacher, together
When teacher can be coordinated to carry out physics give lessons, solve a problem thinking guiding convenient for Physical Education Teacher, improve Teaching Ability, summarize
The skill of Desirable physical formula is selected according to the meaning of the question, improves Physics Learning and teaching efficiency.
The second technical problem to be solved by the present invention, which is to provide one kind, can intuitively show that physical solution inscribes thinking, make
Life can be autonomous thinking summarize, achieve the purpose that student can draw inferences about other cases from one instance, reduce student to the dependence of teacher, simultaneously
Teacher can be coordinated to carry out physics to give lessons, the junior middle school's electricity for improving the teaching ability of teacher is solved a problem reminding method.
Technical solution is used by the two of present invention solution above-mentioned technical problem：A kind of junior middle school's electricity is solved a problem prompting side
Method, use junior middle school electricity are solved a problem suggestion device, and junior middle school's electricity suggestion device of solving a problem includes power supply, power switch, control
Device, reset button, physical descriptor viewing area and physical equation viewing area, the power supply respectively with the power switch and institute
The controller connection stated, the reset button are connected with the controller, and the physical descriptor viewing area is by 30
Physical descriptor display unit is arranged and is formed, and each physical descriptor display unit includes a button and is arranged on described
The button back side LED light, the button and the LED light be connected respectively with the controller, each physical descriptor
Button front in display unit is labeled with different physical descriptor titles, and each button represents a physical descriptor；Described
Physical equation viewing area is public for all junior middle school's electricity physics by 30 physical descriptor display units and the arrangement of arithmetical operation symbol
The topological structure of formula and formed, in the topological structure, physical descriptor display unit according to formula need occur once or
Person occurs repeatedly, and each physical descriptor display unit in the topological structure is connected respectively with the controller；When
When the button for representing some physical descriptor is pressed in physical descriptor viewing area or physical equation viewing area, physical descriptor viewing area
It is all lit with the LED light at the button back side that the physical descriptor is represented in physical equation viewing area；Specifically include following steps：
1. determining physical descriptor to be solved according to the meaning of the question, the physical descriptor to be solved clicked in physical descriptor viewing area corresponds to
Button, which generates signal and is simultaneously sent to controller；
2. controller drives the corresponding institute of the physical descriptor to be solved of this in physical descriptor viewing area and physical equation viewing area
The LED light for having the button back side shines, at this point, in physical equation viewing area in the relevant all formula of physical descriptor to be solved
Physical descriptor to be solved be lit, prompt student and the relevant physical equation of variable to be solved；
3. according to the meaning of the question find out provided in topic it is all known to physical descriptor, and successively physical descriptor show class mark
The corresponding button of known physical descriptor is hit, which generates signal and be sent to controller, and controller driving physical descriptor is shown
The LED light at the corresponding all button back sides of the known physical descriptor of this in area and physical equation viewing area shines, after the completion of operation, object
It is lit in reason formula viewing area with all known physical descriptors in all known relevant all formula of physical descriptor；
4. physical descriptor lights situation in observation physical equation viewing area, if exist in physical equation viewing area comprising
The physical equation that physical descriptor to be solved and the physical descriptor contained in it are all lit can then be obtained according to the physical equation
To the method for solving of physical descriptor to be solved, prompting of solving a problem terminates, and is otherwise 5. walked into；
5. physical descriptor lights situation in observation physical equation viewing area, find only that there are one physical descriptor is non-lit up
And all physical equations not comprising physical descriptor to be solved：
If meet the physical equation of condition only there are one, this meets physics non-lit up in the physical equation of condition
Variable is necessarily unique intermediate physical variable to be solved, follows the steps below operation at this time：
A. the intermediate physical variable is obtained according to the equations；
B. show that class mark hits the corresponding button of intermediate physical variable in physical descriptor, which generates signal and send
To controller, the intermediate physical variable is corresponding in controller driving physical descriptor viewing area and physical equation viewing area all presses
The LED light at the key back side shines, at this point, in physical equation viewing area in this in the relevant all formula of the intermediate physical variable
Between physical descriptor be lit；
That c. observes physical descriptor in physical equation viewing area lights situation, certainly exists one in this case comprising treating
The physical equation that the physical descriptor for solving physical descriptor and containing in it is all lit, then can obtain according to the physical equation
The method for solving of physical descriptor to be solved, prompting of solving a problem terminate；
If meeting the physical equation of condition more than one, meet physics non-lit up in the physical equation of condition and become
Amount is likely to be intermediate physical variable to be solved, follows the steps below operation at this time：
A. using these intermediate physical variables as intermediate physical variable to be confirmed；
B. an intermediate physical variable to be confirmed is randomly choosed；
C. show that class mark hits the corresponding button of the selected intermediate physical variable to be confirmed, the button in physical descriptor
It generates signal and is sent to controller, the centre to be confirmed in controller driving physical descriptor viewing area and physical equation viewing area
The LED light at the corresponding all button back sides of physical descriptor shines, in physical equation viewing area with the intermediate physical variable to be confirmed
The intermediate physical variable to be confirmed in relevant all formula is lit；
That D. observes physical descriptor in physical equation viewing area lights situation, if exist in physical equation viewing area comprising
The physical equation that physical descriptor to be solved and the physical descriptor contained in it are all lit can then be obtained according to the physical equation
To the method for solving of physical descriptor to be solved, prompting of solving a problem terminates, and otherwise observes physical descriptor in physical equation viewing area again
Light situation, see and whether add the condition of satisfaction and is " only non-lit up there are one physical descriptor and become not comprising physics to be solved
The physical equation of amount ", if so, physical descriptor non-lit up in increased physical equation is also served as intermediate physical to be confirmed
Variable；
E. an intermediate physical variable to be confirmed is selected from non-lit up residue intermediate physical variable to be confirmed, returned
Step C, in cycles, until prompting of solving a problem terminates.
30 physical descriptors are respectively：Voltage, series voltage 1, series voltage 2, shunt voltage 1, shunt voltage 2, electricity
Stream, series current 1, series current 2, parallel-current 1, parallel-current 2, resistance, series resistance 1, series resistance 2, parallel resistance
1st, parallel resistance 2, electric work, series connection electric work 1, series connection electric work 2, electric work 1 in parallel, electric work 2 in parallel, electrical power, series connection electrical power 1,
Series connection electrical power 2, electrical power 1 in parallel, electrical power 2 in parallel, the quantity of electric charge, time, mechanical efficiency, useful work and extra power.
Compared with prior art, junior middle school's electricity of the invention solve a problem reminding method the advantages of be to solve a problem by junior middle school's electricity
Suggestion device realizes reminding method of solving a problem, and electricity suggestion device of solving a problem in junior middle school's includes power supply, controller, physical descriptor viewing area
With physical equation viewing area, power supply is connected with controller；It is arranged by 30 physical descriptor display units physical descriptor viewing area
And formed, each physical descriptor display unit includes a button and the LED light for being arranged on the button back side, button and LED light point
It is not connected with controller, the button front in each physical descriptor display unit is labeled with different physical descriptor titles, each
Button represents a physical descriptor；It is arranged by 30 physical descriptor display units and arithmetical operation symbol physical equation viewing area
Topological structure for all junior middle school's electricity physical equations is formed, and in topological structure, physical descriptor display unit is according to formula
It needs to occur once or occur repeatedly, each physical descriptor display unit in topological structure is connected respectively with controller；When
When pressing the button for representing some physical descriptor in physical descriptor viewing area or physical equation viewing area, physical descriptor is shown
The LED light that the button back side of the physical descriptor is represented in area and physical equation viewing area is all lit, after course of solving questions in,
By operating the presentation directly perceived of button realization course of solving questions corresponding with the relevant each physical descriptor of the meaning of the question, it is possible thereby to intuitively
Displaying physical solution topic thinking, summarize the autonomous thinking of student, achieve the purpose that student can draw inferences about other cases from one instance, reduce
Student can coordinate teacher to carry out physics and give lessons to the dependence of teacher, and thinking guiding of solving a problem is carried out convenient for Physical Education Teacher,
Teaching Ability is improved, the skill that Desirable physical formula is selected according to the meaning of the question is summarized, improves Physics Learning and teaching efficiency.
Description of the drawings
Junior middle school's electricity that Fig. 1 is the present invention is solved a problem the functional block diagram of suggestion device；
Junior middle school's electricity that Fig. 2 is the present invention is solved a problem the regional distribution chart of suggestion device.
Specific embodiment
It solves a problem suggestion device the invention discloses a kind of junior middle school's electricity, below in conjunction with junior middle school of the attached drawing embodiment to the present invention
Electricity suggestion device of solving a problem is described in further detail.
Embodiment：The suggestion device as shown in the figure, a kind of junior middle school's electricity is solved a problem, including power supply, power switch, controller, multiple
Position button, physical descriptor viewing area and physical equation viewing area, power supply are connected respectively with power switch and controller, reset button
It is connected with controller, physical descriptor viewing area is arranged by 30 physical descriptor display units and formed, and each physical descriptor is shown
Show that unit includes a button and the LED light for being arranged on the button back side, button and LED light are connected respectively with controller, each object
Button front in reason variable display unit is labeled with different physical descriptor titles, and each button represents a physical descriptor；
Physical equation viewing area is public for all junior middle school's electricity physics by 30 physical descriptor display units and the arrangement of arithmetical operation symbol
The topological structure of formula and formed, in topological structure, physical descriptor display unit according to formula need occur once or occur
Repeatedly, each physical descriptor display unit in topological structure is connected respectively with controller；When in physical descriptor viewing area or
When the button for representing some physical descriptor is pressed in physical equation viewing area, in physical descriptor viewing area and physical equation viewing area
The LED light for representing the button back side of the physical descriptor is all lit.
In the present embodiment, 30 physical descriptors are respectively：Voltage, series voltage 1, series voltage 2, shunt voltage 1, simultaneously
Join voltage 2, electric current, series current 1, series current 2, parallel-current 1, parallel-current 2, resistance, series resistance 1, series resistance
2nd, parallel resistance 1, parallel resistance 2, electric work, series connection electric work 1, series connection electric work 2, electric work 1 in parallel, electric work 2 in parallel, electrical power, string
Join electrical power 1, series connection electrical power 2, electrical power 1 in parallel, electrical power 2 in parallel, the quantity of electric charge, time, mechanical efficiency, useful work and volume
External work.
In the present embodiment, power switch is pressed, power switch is closed, and power supply is started to work, and work electricity is provided to controller
Pressure；After prompting of solving a problem, reset button is pressed, controls it that all LED light is driven to extinguish, physics suggestion device of solving a problem returns
Multiple original state.
Solve a problem reminding method the invention also discloses a kind of junior middle school's electricity, below in conjunction with attached drawing embodiment to the present invention just
Middle electricity reminding method of solving a problem is described in further detail.
Embodiment：A kind of junior middle school's electricity is solved a problem reminding method, and use junior middle school electricity is solved a problem suggestion device, and junior middle school's electricity is solved a problem
Suggestion device includes power supply, power switch, controller, reset button, physical descriptor viewing area and physical equation viewing area, power supply
It is connected respectively with power switch and controller, reset button is connected with controller, and physical descriptor viewing area is become by 30 physics
Amount display unit is arranged and is formed, and each physical descriptor display unit includes a button and the LED light for being arranged on the button back side,
Button and LED light are connected respectively with controller, and the button front in each physical descriptor display unit is labeled with different physics
Name variable, each button represent a physical descriptor；Physical equation viewing area is by 30 physical descriptor display units with calculating
Arithmetic operator number arrangement is formed for the topological structure of all junior middle school's electricity physical equations, and in topological structure, physical descriptor is shown
Show unit occur once or occur according to formula needs it is multiple, each physical descriptor display unit in topological structure respectively with
Controller connects；When pressing the button that represents some physical descriptor in physical descriptor viewing area or physical equation viewing area
When, the LED light at the button back side for representing the physical descriptor in physical descriptor viewing area and physical equation viewing area is all lit；
Specifically include following steps：
1. determining physical descriptor to be solved according to the meaning of the question, the physical descriptor to be solved clicked in physical descriptor viewing area corresponds to
Button, which generates signal and is simultaneously sent to controller；
2. controller drives the corresponding institute of the physical descriptor to be solved of this in physical descriptor viewing area and physical equation viewing area
The LED light for having the button back side shines, at this point, in physical equation viewing area in the relevant all formula of physical descriptor to be solved
Physical descriptor to be solved be lit, prompt student and the relevant physical equation of variable to be solved；
3. according to the meaning of the question find out provided in topic it is all known to physical descriptor, and successively physical descriptor show class mark
The corresponding button of known physical descriptor is hit, which generates signal and be sent to controller, and controller driving physical descriptor is shown
The LED light at the corresponding all button back sides of the known physical descriptor of this in area and physical equation viewing area shines, after the completion of operation, object
It is lit in reason formula viewing area with all known physical descriptors in all known relevant all formula of physical descriptor；
4. physical descriptor lights situation in observation physical equation viewing area, if exist in physical equation viewing area comprising
The physical equation that physical descriptor to be solved and the physical descriptor contained in it are all lit can then be obtained according to the physical equation
To the method for solving of physical descriptor to be solved, prompting of solving a problem terminates, and is otherwise 5. walked into；
5. physical descriptor lights situation in observation physical equation viewing area, find only that there are one physical descriptor is non-lit up
And all physical equations not comprising physical descriptor to be solved：
If meet the physical equation of condition only there are one, this meets physics non-lit up in the physical equation of condition
Variable is necessarily unique intermediate physical variable to be solved, follows the steps below operation at this time：
A. the intermediate physical variable is obtained according to the equations；
B. show that class mark hits the corresponding button of intermediate physical variable in physical descriptor, which generates signal and send
To controller, the intermediate physical variable is corresponding in controller driving physical descriptor viewing area and physical equation viewing area all presses
The LED light at the key back side shines, at this point, in physical equation viewing area in this in the relevant all formula of the intermediate physical variable
Between physical descriptor be lit；
That c. observes physical descriptor in physical equation viewing area lights situation, certainly exists one in this case comprising treating
The physical equation that the physical descriptor for solving physical descriptor and containing in it is all lit, then can obtain according to the physical equation
The method for solving of physical descriptor to be solved, prompting of solving a problem terminate；
If meeting the physical equation of condition more than one, meet physics non-lit up in the physical equation of condition and become
Amount is likely to be intermediate physical variable to be solved, follows the steps below operation at this time：
A. using these intermediate physical variables as intermediate physical variable to be confirmed；
B. an intermediate physical variable to be confirmed is randomly choosed；
C. show that class mark hits the corresponding button of the selected intermediate physical variable to be confirmed, the button in physical descriptor
It generates signal and is sent to controller, the centre to be confirmed in controller driving physical descriptor viewing area and physical equation viewing area
The LED light at the corresponding all button back sides of physical descriptor shines, in physical equation viewing area with the intermediate physical variable to be confirmed
The intermediate physical variable to be confirmed in relevant all formula is lit；
That D. observes physical descriptor in physical equation viewing area lights situation, if exist in physical equation viewing area comprising
The physical equation that physical descriptor to be solved and the physical descriptor contained in it are all lit can then be obtained according to the physical equation
To the method for solving of physical descriptor to be solved, prompting of solving a problem terminates, and otherwise observes physical descriptor in physical equation viewing area again
Light situation, see and whether add the condition of satisfaction and is " only non-lit up there are one physical descriptor and become not comprising physics to be solved
The physical equation of amount ", if so, physical descriptor non-lit up in increased physical equation is also served as intermediate physical to be confirmed
Variable；
E. an intermediate physical variable to be confirmed is selected from non-lit up residue intermediate physical variable to be confirmed, returned
Step C, in cycles, until prompting of solving a problem terminates.
In the present embodiment, 30 physical descriptors are respectively：Voltage, series voltage 1, series voltage 2, shunt voltage 1, simultaneously
Join voltage 2, electric current, series current 1, series current 2, parallel-current 1, parallel-current 2, resistance, series resistance 1, series resistance
2nd, parallel resistance 1, parallel resistance 2, electric work, series connection electric work 1, series connection electric work 2, electric work 1 in parallel, electric work 2 in parallel, electrical power, string
Join electrical power 1, series connection electrical power 2, electrical power 1 in parallel, electrical power 2 in parallel, the quantity of electric charge, time, mechanical efficiency, useful work and volume
External work.
In the present embodiment, power switch is pressed, power switch is closed, and power supply is started to work, and work electricity is provided to controller
Pressure；After prompting of solving a problem, reset button is pressed, controls it that all LED light is driven to extinguish, physics suggestion device of solving a problem returns
Multiple original state.
Claims (4)
- The suggestion device 1. a kind of junior middle school's electricity is solved a problem, it is characterised in that including power supply, power switch, controller, reset button, object Variable viewing area and physical equation viewing area are managed, the power supply connects respectively with the power switch and the controller It connects, the reset button is connected with the controller, and the physical descriptor viewing area is shown by 30 physical descriptors Unit is arranged and is formed, and each physical descriptor display unit includes a button and is arranged on the button back side LED light, the button and the LED light are connected respectively with the controller, in each physical descriptor display unit Button front is labeled with different physical descriptor titles, and each button represents a physical descriptor；The physical equation is shown Area is the topological structure of all junior middle school's electricity physical equations by 30 physical descriptor display units and the arrangement of arithmetical operation symbol And formed, in the topological structure, physical descriptor display unit is needed to occur once or occurred repeatedly according to formula, institute Each physical descriptor display unit in the topological structure stated is connected respectively with the controller；When in physical descriptor viewing area Or physical equation viewing area, when pressing the button for representing some physical descriptor, physical descriptor viewing area and physical equation are shown The LED light that Qu Zhong represents the button back side of the physical descriptor is all lit.
- The suggestion device 2. a kind of junior middle school's electricity according to claim 1 is solved a problem, it is characterised in that 30 physical descriptors point It is not：Voltage, series voltage 1, series voltage 2, shunt voltage 1, shunt voltage 2, electric current, series current 1, series current 2, simultaneously Join electric current 1, parallel-current 2, resistance, series resistance 1, series resistance 2, parallel resistance 1, parallel resistance 2, electric work, series connection electric work 1st, connect electric work 2, electric work 1 in parallel, electric work 2 in parallel, electrical power, series connection electrical power 1, series connection electrical power 2, electrical power 1 in parallel, simultaneously Join electrical power 2, the quantity of electric charge, time, mechanical efficiency, useful work and extra power.
- The reminding method 3. a kind of junior middle school's electricity is solved a problem, it is characterised in that use junior middle school electricity is solved a problem suggestion device, the junior middle school Electricity suggestion device of solving a problem is shown including power supply, power switch, controller, reset button, physical descriptor viewing area and physical equation Show area, the power supply is connected respectively with the power switch and the controller, the reset button and described Controller connects, and the physical descriptor viewing area arrange by 30 physical descriptor display units and is formed, each described in Physical descriptor display unit includes button and the LED light for being arranged on the button back side, the button and described LED light is connected respectively with the controller, and the button front in each physical descriptor display unit is labeled with different physics Name variable, each button represent a physical descriptor；The physical equation viewing area is single by 30 physical descriptor displays Member is arranged with arithmetical operation symbol and is formed for the topological structure of all junior middle school's electricity physical equations, in the topological structure In, physical descriptor display unit is needed to occur once or occurred repeatedly, each object in the topological structure according to formula Reason variable display unit is connected respectively with the controller；It is pressed when in physical descriptor viewing area or physical equation viewing area When representing the button of some physical descriptor, represented in physical descriptor viewing area and physical equation viewing area the physical descriptor by The LED light at the key back side is all lit；Specifically include following steps：1. determining physical descriptor to be solved according to the meaning of the question, click on that the physical descriptor to be solved in physical descriptor viewing area is corresponding to press Key, the button generate signal and are sent to controller；2. controller drives the physical descriptor to be solved of this in physical descriptor viewing area and physical equation viewing area is corresponding all to press The LED light at the key back side shines, at this point, with being treated in the relevant all formula of physical descriptor to be solved in physical equation viewing area It solves physical descriptor to be lit, prompts student and the relevant physical equation of variable to be solved；3. according to the meaning of the question find out provided in topic it is all known to physical descriptor, and successively physical descriptor show class mark hit Know the corresponding button of physical descriptor, which generates signal and is simultaneously sent to controller, controller driving physical descriptor viewing area and The LED light at the corresponding all button back sides of the known physical descriptor of this in physical equation viewing area shines, and after the completion of operation, physics is public It is lit in formula viewing area with all known physical descriptors in all known relevant all formula of physical descriptor；4. physical descriptor lights situation in observation physical equation viewing area, if existed in physical equation viewing area comprising waiting to ask The physical equation that solution physical descriptor and the physical descriptor contained in it are all lit, then can be treated according to the physical equation The method for solving of physical descriptor is solved, prompting of solving a problem terminates, and is otherwise 5. walked into the；5. physical descriptor lights situation in observation physical equation viewing area, find only non-lit up there are one physical descriptor and not All physical equations comprising physical descriptor to be solved：If meet the physical equation of condition only there are one, this meets physical descriptor non-lit up in the physical equation of condition It is necessarily unique intermediate physical variable to be solved, follows the steps below operation at this time：A. the intermediate physical variable is obtained according to the equations；B. show that class mark hits the corresponding button of intermediate physical variable in physical descriptor, which generates signal and be sent to control Device processed, controller drive the corresponding all buttons back ofs the body of the intermediate physical variable in physical descriptor viewing area and physical equation viewing area The LED light in face shines, at this point, in physical equation viewing area with the intermediate in the relevant all formula of the intermediate physical variable Reason variable is lit；That c. observes physical descriptor in physical equation viewing area lights situation, certainly exists one in this case comprising to be solved The physical equation that physical descriptor and the physical descriptor contained in it are all lit can then obtain waiting to ask according to the physical equation The method for solving of physical descriptor is solved, prompting of solving a problem terminates；If meeting the physical equation of condition more than one, meet physical descriptor non-lit up in the physical equation of condition all Intermediate physical variable to be solved is likely to be, follows the steps below operation at this time：A. using these intermediate physical variables as intermediate physical variable to be confirmed；B. an intermediate physical variable to be confirmed is randomly choosed；C. show that class mark hits the corresponding button of the selected intermediate physical variable to be confirmed in physical descriptor, which generates Signal is simultaneously sent to controller, the intermediate physical to be confirmed in controller driving physical descriptor viewing area and physical equation viewing area The LED light at the corresponding all button back sides of variable shines, related to the intermediate physical variable to be confirmed in physical equation viewing area All formula in the intermediate physical variable to be confirmed be lit；That D. observes physical descriptor in physical equation viewing area lights situation, if existed in physical equation viewing area comprising waiting to ask The physical equation that solution physical descriptor and the physical descriptor contained in it are all lit, then can be treated according to the physical equation The method for solving of physical descriptor is solved, prompting of solving a problem terminates, and otherwise observes the point of physical descriptor in physical equation viewing area again Bright situation sees whether add the condition of satisfaction " physical descriptor is non-lit up there are one only and does not include physical descriptor to be solved " Physical equation, if so, physical descriptor non-lit up in increased physical equation is also served as intermediate physical variable to be confirmed；E. an intermediate physical variable to be confirmed, return to step are selected from non-lit up residue intermediate physical variable to be confirmed C, in cycles, until prompting of solving a problem terminates.
- The reminding method 4. a kind of junior middle school's electricity according to claim 3 is solved a problem, it is characterised in that 30 physical descriptors point It is not：Voltage, series voltage 1, series voltage 2, shunt voltage 1, shunt voltage 2, electric current, series current 1, series current 2, simultaneously Join electric current 1, parallel-current 2, resistance, series resistance 1, series resistance 2, parallel resistance 1, parallel resistance 2, electric work, series connection electric work 1st, connect electric work 2, electric work 1 in parallel, electric work 2 in parallel, electrical power, series connection electrical power 1, series connection electrical power 2, electrical power 1 in parallel, simultaneously Join electrical power 2, the quantity of electric charge, time, mechanical efficiency, useful work and extra power.
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| CN111738198B (en) * | 2020-06-30 | 2021-04-27 | 上海松鼠课堂人工智能科技有限公司 | Intelligent rapid calculation system and method |
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| CN2545662Y (en) * | 2002-03-12 | 2003-04-16 | 侯德智 | Junior middle school electricity leaching aid |
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| CN2545662Y (en) * | 2002-03-12 | 2003-04-16 | 侯德智 | Junior middle school electricity leaching aid |
| CN202502663U (en) * | 2012-04-10 | 2012-10-24 | 徐州工程学院 | Resistor demonstration instrument |
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