EASY
Lower Secondary Stage 8
IMPORTANT
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How are sounds made?

Important Questions on Sound

EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 8 - Sound>Exercise 2>Q 4
How does sound travel through the air?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 8 - Sound>Exercise 2>Q 5
Explain why sound cannot travel through a vacuum.
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 8 - Sound>Exercise 2>Q 6
Why does sound travel faster through water than through air?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 8 - Sound>Exercise 2>Q 7
Do you think the speed of sound through steel would be faster or slower than through water? Explain your answer.
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 8 - Sound>Exercise 3>Q 8

We have folds of tissue, called vocal folds or vocal cords in our throats. These vocal folds vibrate when we speak. How are they made to vibrate?

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EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 8 - Sound>Exercise 3>Q 8

We have folds of tissue, called vocal folds or vocal cords in our throats. Suggest a reason why people's voices sound different.

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EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 8 - Sound>Exercise 4>Q 1
Why it is difficult to hear if you have a lot of earwax in your ear?
EASY
Lower Secondary Stage 8
IMPORTANT
Cambridge Lower Secondary Science Stage 8 : Student's book>Chapter 8 - Sound>Exercise 5>Q 2
A person has an eardrum with a hole in it. Explain why he cannot hear well.