GCSE Physics – Elastic potential energy
Learning Objectives
-I can describe how elastic potential energy changes
-I can recall the units needed for Ee = ½ ke^2
-I can rearrange Ee = ½ ke^2
-I can use Ee = ½ ke^2
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Question 1 of 25
1. Question
What is true for springs?
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Question 2 of 25
2. Question
What is elastic potential energy (EPE)?
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Question 3 of 25
3. Question
How is elastic potential energy calculated?
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Question 4 of 25
4. Question
What is the spring constant?
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Question 5 of 25
5. Question
What is elastic potential energy measured in?
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Question 6 of 25
6. Question
What is extension measured in?
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Question 7 of 25
7. Question
What is the spring constant measured in?
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Question 8 of 25
8. Question
When is the formula for elastic potential energy correct?
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Question 9 of 25
9. Question
What is the limit of proportionality?
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Question 10 of 25
10. Question
How can we change the elastic potential energy of an object?
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Question 11 of 25
11. Question
How else can we change the elastic potential energy of an object?
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Question 12 of 25
12. Question
If extension doubles, what happens to elastic potential energy?
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Question 13 of 25
13. Question
Convert 10 mN/cm into N/m.
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Question 14 of 25
14. Question
Convert 0.001 GN/m into N/cm.
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Question 15 of 25
15. Question
If two springs with the same spring constant 150 N/m have 150 J and 600 J of energy each,
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Question 16 of 25
16. Question
What is the elastic potential energy if extension is 20 cm and k is 4 N/m?
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Question 17 of 25
17. Question
What is the elastic potential energy if extension is 50 cm and k is 25 N/m?
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Question 18 of 25
18. Question
What is the elastic potential energy if k is 50 N/m and extension is 1.2 m?
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Question 19 of 25
19. Question
A spring of constant 6 N/m is extended 30 cm. What is the elastic potential energy?
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Question 20 of 25
20. Question
What extension of a spring with constant 8 N/m would result in 144 J of elastic potential energy being stored?
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Question 21 of 25
21. Question
What extension of a spring with constant 120 N/m would result in 300 J of elastic potential energy being stored?
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Question 22 of 25
22. Question
A spring is stretched so that 12 J of elastic potential energy is stored. It has spring constant 3000 N/m, so what is the extension?
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Question 23 of 25
23. Question
A spring is stretched so that 300 J of elastic potential energy is stored. If the constant is 30 N/m, what is the extension?
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Question 24 of 25
24. Question
If elastic potential energy is 200 J and extension is 20 cm, what is the spring constant?
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Question 25 of 25
25. Question
If a spring is extended 50 cm and there is 500 J of elastic potential energy, what is the constant k?
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