2f Sci Yr4 Theme2 Energy Forces Rev2

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Question 1 of 15

1. Question
What energy conversion takes place when the gas is burnt?
- Chemical energy converted into kinetic energy and movement energy.
- Potential energy converted into kinetic energy and movement energy.
- Stored energy converted into light energy and heat energy.
- Mechanical energy converted into light energy and heat energy.
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Question 2 of 15

2. Question
What energy conversion takes place when the fireworks are lit?
- Chemical energy converted into kinetic energy, heat energy and movement energy.
- Potential energy converted into kinetic energy, heat energy and movement energy.
- Stored energy converted into light energy, heat energy and sound energy.
- Movement energy converted into light energy, heat energy and sound energy.
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Question 3 of 15

3. Question
What energy conversion takes place with the petrol in a moving car?
- Stored energy converted into movement energy, heat energy and sound energy.
- Potential energy converted into kinetic energy, heat energy and movement energy.
- Stored energy converted into light energy, heat energy and sound energy.
- Movement energy converted into light energy, heat energy and sound energy.
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Question 4 of 15

4. Question
What energy conversion takes place when a light bulb is switched on?
- Stored energy converted into movement energy, heat energy and sound energy.
- Potential energy converted into kinetic energy, heat energy and movement energy.
- Electrical energy converted into heat energy and light energy.
- Chemical energy converted into electrical energy, light energy and heat energy.
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Question 5 of 15

5. Question
Choose objects below that produce heat energy:
- Kettles
- Hair dryers
- Microwave
- Radio
- Televison
- Batteries
- Racing car
- Burning fuel
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Question 6 of 15

6. Question
Friction occurs when two surfaces such as palms rub against each other.
- True
- False
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Question 7 of 15

7. Question
Friction can produce heat energy.
- True
- False
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Question 8 of 15

8. Question
Water is categorizes as a form of energy.
- True
- False
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Question 9 of 15

9. Question
Sound energy is a form of energy that we can touch
- True
- False
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Question 10 of 15

10. Question
Thermometer is used to measure temperature more accurately.
- True
- False
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Question 11 of 15

11. Question
Thermometer is measured in degree Fahrenheit.
- True
- False
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Question 12 of 15

12. Question
Choose the following question with the correct answer provided.
- a) Temperature is a of the degree of hotness or coldness.
  
  i. measure ii. experiment iii. calculation
  
  b) When you put your hands in cold water, you will feel
  
  i. warm ii. cold iii. cooling
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Question 15 of 15

15. Question
Steps in using a thermometer. Arrange the following items in the correct order.
- Hold the stem of thermometer firmly.
- Put the bulb of the thermometer inside the beaker of water.
- Read and record the temperature.
- Wait for a moment until the liquid in the thermometer stop rising and falling.
- Check at eye level where does the liquid stop at.
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2f Sci Yr4 Theme2 Energy Forces Rev2

2f Sci Yr4 Theme2 Energy Forces Rev2

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