Question

Write T for true and F for false.
a) The outer ear is like a stretched membrane that vibrates on receiving sound.
b) Sound propagates in the form of waves.
c) Amplitude is the smallest distance moved by vibrating particles on either side of the mean position
d) Increase in the number of vibrations in a given time increases the frequency.
e) Human beings cannot hear sounds with frequencies less than 20 Hz.​

Answer 1

Answer:

HERE IS YOUR ANSWER.........

b) True

e) True

Answer 2

Explanation:

Hlo

In above in the pic there is whole information so u can find easily and there is a diagram of ear so it will be more easy to understand