GCSE Physics – Elastic objects
Learning Objectives
I can explain why an object may change shape when a force is applied
I can explain what happens to an elastic object up to and then beyond the limit or proportionality
I can use, rearrange and recall the units needed for F = ke
I can use, rearrange and recall the units needed for Ee = Â½ ke^2
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Question 1 of 36
1. Question
What do we call changing the shape of the object?
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Question 2 of 36
2. Question
How many forces need to be applied to cause deformation?
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Question 3 of 36
3. Question
Which type of deformation is temporary?
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Question 4 of 36
4. Question
Which type of deformation is permanent?
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Question 5 of 36
5. Question
Give an example of a force compressing an object.
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Question 6 of 36
6. Question
Give an example of a force stretching an object.
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Question 7 of 36
7. Question
Give an example of a force bending an object.
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Question 8 of 36
8. Question
What is an elastic object?
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Question 9 of 36
9. Question
What is an inelastic object?
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Question 10 of 36
10. Question
What is the elastic limit?
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Question 11 of 36
11. Question
What is the spring constant?
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Question 12 of 36
12. Question
What does a force do when it stretches a spring?
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Question 13 of 36
13. Question
What is stored in the spring when it is extended?
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Question 14 of 36
14. Question
What happens when an elastic object is stretched beyond its limit of proportionality?
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Question 15 of 36
15. Question
What is the extension of an elastic object directly proportional to?
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Question 16 of 36
16. Question
What is the elastic potential energy stored in a spring equal to?
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Question 17 of 36
17. Question
When is the extension of an elastic object directly proportional to the force applied?
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Question 18 of 36
18. Question
What is the limit of proportionality?
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Question 19 of 36
19. Question
What does a linear graph of force vs extension show?
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Question 20 of 36
20. Question
What does a curve in the graph of force vs extension show?
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Question 21 of 36
21. Question
When does Hooke’s Law apply?
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Question 22 of 36
22. Question
What types of deformation does Hooke’s Law apply for?
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Question 23 of 36
23. Question
What is Hooke’s Law?
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Question 24 of 36
24. Question
What is F in the Hooke’s Law equation?
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Question 25 of 36
25. Question
What is k in the Hooke’s Law equation?
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Question 26 of 36
26. Question
What is e in the Hooke’s Law equation?
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Question 27 of 36
27. Question
What is the formula for elastic potential energy?
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Question 28 of 36
28. Question
What force is required to extend a spring by 0.92 m if the spring constant is 4500 N/m?
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Question 29 of 36
29. Question
What is the spring constant of a spring that deforms by 0.24 m when a force of 420 N is applied?
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Question 30 of 36
30. Question
What is the spring constant of a spring that deforms by 4 m when a force of 16000 N is applied?
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Question 31 of 36
31. Question
What elastic potential energy is stored in a spring that is extended 34 cm if k = 340 N/m?
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Question 32 of 36
32. Question
What elastic potential energy is stored in a spring that is extended 48 cm if k = 2400 N/m?
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Question 33 of 36
33. Question
What is the extension if 392 J of elastic potential energy is provided and k is 400 N/m?
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Question 34 of 36
34. Question
What is the extension if 504 J of elastic potential energy is provided and k is 20 N/m?
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Question 35 of 36
35. Question
What force is required to extend a spring by 40 cm if the spring constant is 400 N/m?
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Question 36 of 36
36. Question
What force is required to extend a spring by 24 cm if the spring constant is 400 N/m?
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