Page 22 - FOUNDATIONS FOR LIFE; EXPLORING GOD’S UNIVERSE

Name __________

TEST ON SOUND

1. How are sounds formed? _____________________________________________________________

____________________________________________________________________________________

(1 mark)
2. Does sound travel faster through air or through water? ___________________ (1 mark)

3. Label five parts of the human ear.

(5 marks)
4. How does the ear-drum work? __________________________________________________________

_____________________________________________________________________________________

_____________________________________________________________________________________

(1 mark)
5. Sounds travel in _ _ _ _ _ (1 mark)

6. We measure sound in __________________ (1 mark)

7. What do we mean by ‘noise pollution’?___________________________________________________

_____________________________________________________________________________________

(1 mark)

8. How can we reduce noise in our homes? _________________________________________________

_____________________________________________________________________________________

(1 mark)
9. Describe how you made a musical instrument. ________________________________________

_____________________________________________________________________________________

_____________________________________________________________________________________

(2 marks)
10. Light travels slower than sound. True or false? ___________________________ (1 mark)
Total marks = 15

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