Parts of a Wave

Name this part of the wave.

Name this part of the wave.

Which of the following is the wavelength?

What is the name of the part labelled B?

What is the unit for frequency?

• metre, m

• Hertz, Hz

• kilogram, Kg

• seconds, s

A louder sound has a ................. amplitude.

A high pitch sound has high ........................

A sound wave has a frequency of 10 Hz.

What is the meaning of 10 Hz?

• There are 10 complete vibrations in 1s.

• Each vibration takes 10s to complete.

• There are 10 complete vibration in 10s.