1. Match the circuit part with its function.
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Sci – Ch 6
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2. Sound can be produced without vibration.
3. What is needed to make a simple electric circuit work?
4. Which object produces sound?
5. Match the device with its use.
6. A thermometer is used to measure sound.
7. Heat energy can make objects warmer.
8. Light cannot travel in a straight line.
9. Which characteristic of sound tells how loud it is?
10. Which objects can produce sound?
11. A broken circuit allows electricity to flow.
12. What does temperature tell us?
13. Which form of energy makes things warm?
14. Which energy is produced by vibrating objects?
15. Which of the following are sources of light?
16. Match the term with its meaning.
17. Which characteristic of sound tells how high or low it is?
18. Which energy sources should be used responsibly?
19. Using energy carefully helps protect the environment.
20. The Sun is the main source of energy on Earth.