Year 9 Physical Sciences Mid Topic Quiz

What is the formula for calculating wave speed?

• Wave speed = Frequency + Wavelength

• Wave speed = Frequency - Wavelength

• Wave speed = Frequency x Wavelength

• Wave speed = Frequency / Wavelength

Which type of waves have oscillations at right angles to the direction of travel?

• Longitudinal waves

• Transverse waves

• Seismic waves

• Sound waves

What is the unit of frequency?

• Seconds (s)

• Meter (m)

• Hertz (Hz)

• Newton (N)

What is the maximum disturbance from its undisturbed position called in a wave?

• Crest

• Amplitude

• Wavelength

• Frequency

Which waves are used in most wireless computer networks?

• Radio waves

• Light waves

• Sound waves

• Microwaves

What is the name for the bottom point of a wave?

• Peak

• Trough

• Amplitude

• Crest

What happens to the particles in water as a transverse wave passes?

• They move in a circular motion

• They vibrate back and forth along the direction of wave travel

• They vibrate at right angles to the direction of wave travel

• They remain stationary

What is the distance between one crest to the next crest of a wave called?

• Wave height

• Wavelength

• Frequency

• Amplitude

Which type of wave is always transverse?

• Longitudinal wave

• Electromagnetic wave

• Seismic wave

• Sound wave

What is the correct description of the image in a plane mirror?

• It is on the surface of the mirror

• It can be focused onto a screen

• It is a virtual image

• It is upside down