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Energy stores and transfers

4th grade (Year 5 in England) · 16 questions · Common Core: NGSS.4-PS3-1, NGSS.4-PS3-2 · England: KS3 Physics: Energy (energy changes and transfers), KS4 Combined Science: Energy

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1
Question 1
Which energy store is most important here: petrol (gasoline)?
- A. thermal (heat)
- B. gravitational potential (height)
- C. elastic potential (stretch or squash)
- D. chemical
2
Question 2
Which of these mainly has a chemical energy store?
- A. a flying aeroplane (airplane)
- B. petrol (gasoline)
- C. a drawn bow
- D. a squashed spring
3
Question 3
When you rub your hands together, the movement energy is transferred to…
- A. chemical energy
- B. thermal energy (they warm up)
- C. elastic energy
- D. nuclear energy
4
Question 4
Which energy store is most important here: lava from a volcano?
- A. kinetic (movement)
- B. thermal (heat)
- C. elastic potential (stretch or squash)
- D. gravitational potential (height)
5
Question 5
Which of these mainly has a elastic potential (stretch or squash) energy store?
- A. a hot radiator
- B. water behind a high dam
- C. a squashed spring
- D. a child at the top of a slide
6
Question 6
A ball is dropped. Which energy store decreases as it falls?
- A. elastic
- B. nuclear
- C. kinetic
- D. gravitational potential
7
Question 7
Which energy store is most important here: a battery?
- A. thermal (heat)
- B. chemical
- C. gravitational potential (height)
- D. elastic potential (stretch or squash)
8
Question 8
Which of these mainly has a chemical energy store?
- A. lava from a volcano
- B. a rolling football
- C. a running dog
- D. petrol (gasoline)
9
Question 9
Which are ways energy can be transferred?
- A. energy cannot move
- B. by heating, by electric current, by light and sound, by forces
- C. only by wires
- D. only by fire
10
Question 10
Which energy store is most important here: a sandwich?
- A. elastic potential (stretch or squash)
- B. gravitational potential (height)
- C. kinetic (movement)
- D. chemical
11
Question 11
Which of these mainly has a chemical energy store?
- A. a squashed spring
- B. petrol (gasoline)
- C. a cup of hot tea
- D. a rolling football
12
Question 12
Which are ways energy can be transferred?
- A. energy cannot move
- B. only by wires
- C. only by fire
- D. by heating, by electric current, by light and sound, by forces
13
Question 13
Which energy store is most important here: a piece of coal?
- A. gravitational potential (height)
- B. kinetic (movement)
- C. elastic potential (stretch or squash)
- D. chemical
14
Question 14
Which of these mainly has a thermal (heat) energy store?
- A. a squashed spring
- B. a flying aeroplane (airplane)
- C. a piece of coal
- D. lava from a volcano
15
Question 15
A moving car speeds up. What happens to its kinetic energy?
- A. It decreases
- B. It becomes zero
- C. It stays the same
- D. It increases
16
Question 16
Which energy store is most important here: a battery?
- A. chemical
- B. elastic potential (stretch or squash)
- C. gravitational potential (height)
- D. kinetic (movement)

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Answer key: Energy stores and transfers

1. D. chemical
2. B. petrol (gasoline)
3. B. thermal energy (they warm up)
4. B. thermal (heat)
5. C. a squashed spring
6. D. gravitational potential
7. B. chemical
8. D. petrol (gasoline)
9. B. by heating, by electric current, by light and sound, by forces
10. D. chemical
11. B. petrol (gasoline)
12. D. by heating, by electric current, by light and sound, by forces
13. D. chemical
14. D. lava from a volcano
15. D. It increases
16. A. chemical