GCSE Physics – Power equation
Learning Objectives
-I can define power
-I can recall the units needed for P = E / T
-I can rearrange P = E / T
-I can use P = E / T
Quiz Summary
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Question 1 of 25
1. Question
What is power?
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Question 2 of 25
2. Question
How else can power be defined?
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Question 3 of 25
3. Question
What is the formula for power?
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Question 4 of 25
4. Question
What is the symbol equation for power?
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Question 5 of 25
5. Question
Rearrange the power equation to make energy transferred the subject.
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Question 6 of 25
6. Question
What does P stand for the in equation for power?
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Question 7 of 25
7. Question
Rearrange the power equation to make time the subject.
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Question 8 of 25
8. Question
What does E stand for the in equation for power?
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Question 9 of 25
9. Question
What does T stand for the in equation for power?
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Question 10 of 25
10. Question
What are the units for power?
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Question 11 of 25
11. Question
What are the units for time?
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Question 12 of 25
12. Question
What are the units for energy?
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Question 13 of 25
13. Question
What does 1 watt of power mean?
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Question 14 of 25
14. Question
An energy transfer of 1 joule per second is equal to
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Question 15 of 25
15. Question
An energy transfer of 120 joules per minute is equal to
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Question 16 of 25
16. Question
An energy transfer of 3600 joules per hour is equal to
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Question 17 of 25
17. Question
What is the power if 12 J of energy is transferred in 6 seconds?
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Question 18 of 25
18. Question
What is the power if 230 J of energy is transferred in 2 seconds?
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Question 19 of 25
19. Question
What is the power if 2205 J of energy is transferred in 45 seconds?
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Question 20 of 25
20. Question
What is the power if 2 J of energy is transferred in 40 seconds?
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Question 21 of 25
21. Question
How long does it take a 20 W machine to transfer 120 J of energy?
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Question 22 of 25
22. Question
How long does it take a 100 W machine to transfer 1,008,000 J of energy?
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Question 23 of 25
23. Question
What is the energy transferred of a 50 W machine in 2 seconds?
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Question 24 of 25
24. Question
Which of the following is true for energy?
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Question 25 of 25
25. Question
Which of the following is true for energy?
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