Waves IGCSE

A wavelength is...

• the distance between one point on a curve to the same point on the next curve

• the distance from crest to trough

• the displacement between one point on a curve to the same point on the next curve

• the distance from crest to trough

What is the SI Base unit of wavelength?

• λ

• λ/s

• m

• μm

Do sound waves need a medium to travel?

• Yes

• No

Frequency is...

• inversely proportionate to the time taken for one oscillation

  in meters/second

• directly proportionate to the time taken for one oscillation

  in seconds

• directly proportionate to the time taken for one oscillation

  in minutes

• inversely proportionate to the time taken for one oscillation

  in seconds

What is a period?

• Time taken for one oscillation in meters

• Distance for one oscillation in seconds

• Time taken for one oscillation in seconds

• Distance for one oscillation in metres

What is a wavefront?

• the peak of a longitudinal wave or the compression of a transverse wave

• the peak of a transverse wave or the compression of a longitudinal wave

• the compression of a transverse wave or the peak of a longitudinal wave

• the highest point of the wave

What are the units of speed?

• λ/s

• λ/h

• m/s

• m/h

What is Amplitude?

• maximum displacement of a wave from its undisturbed point.

• minimum displacement of a wave from its undisturbed point.

• minimum displacement of a wave from its disturbed point.

• maximum displacement of a wave from its disturbed point.

What are the units of Frequency?

• Hertz

• 1/seconds

• 1/minutes

• ^λ

V=...?

• Fλ

• γλ

• 1/2 mv²

• Frequency x Time