Question

State TRUE OR FALSE
Eardrum vibrates when sound waves enter the ear
2. The sharper the sound is the smaller is the frequency of a
vibrating body
3 The quality of sound produced by all stringed instruments will
be the same
4. Sound levels lower than eighty decibels is not harmful to the ears.
5. Shortening the strings of a guitar can lower its pitch.​

Answer 1

Answer:

1. true

2. false

3. false

4. true

5. true

Explanation:

Answer 2

Answer:

1 true

2 more the frequency the sharper sound false

3 no depends upon frequency wave length timbre etc

4 yes not dangerous

5 increase its pitch