Paper 1: Waves

Question 1

What is frequency?

Answer 1

The number of waves passing a point each second

Question 2

What is frequency measured in?

Answer 2

Hz hertz)

Question 3

What is speed measured in?

Answer 3

Meters per second (m/s’

Question 4

What is amplitude?

Answer 4

The height of a wave

Question 5

What is the wavelength?

Answer 5

The length of each wave apart from each ither

Question 6

What is a period?

Answer 6

Time taken for one wavelength to pass a point

Question 7

How do measure the period?

Answer 7

1/ frequency

Question 8

What is a longitudinal wave?

Answer 8

Air particles are moving back and forth along the same direction that sound is travelling in

Question 9

What are examples of longitudinal waves?

Answer 9

Sound waves
Seismic P

Question 10

What are transverse waves?

Answer 10

Particles of water move in a direction at right angles to the direction the wave is travelling

Question 11

What are examples of transverse waves?

Answer 11

Electromagnetic
Water waves
Seismic s

Question 12

What is the equation for wave speed?

Answer 12

Frequency x wavelength

Distance / time