Sound_Keywords

What is the frequency of a wave?

• The number of waves that pass a fixed point per second

• The distance between the same two points on a wave

• The maximum height of the wave

What type of wave travels at right angles to the direction of wave motion?

• Longitudinal

• Transverse

What type of wave has areas of rarefaction and compression?

• Light

• Sound

• Water

The maximum displacement or distance moved by a point on a wave measured from its

equilibrium (rest) position is called

• vibration

• frequency

• amplitude

• wavelength

The human range of hearing is

• 20 Hz to 30000 Hz

• 10 Hz to 20 kHz

• 20 Hz to 20 kHz

sound waves with frequencies higher than the upper audible limit of human hearing i,e above 20kHz is called

• infrasound

• ultrasound

• sonic sound

A characteristic of sound waves that depends on the frequency of vibration of the waves is called

• loudness

• note

• pitch

____ is a characteristic of sound waves that is based on the amplitude of the vibrations

• Pitch

• Loudness

• Energy

Wave is disturbance that travels through a medium, transporting energy from one location to another location without transporting _____

• matter

• air

• water

______ is an electronic measuring instrument that is used to display and analyse the waveform of electronic signals

• MRI

• Oscilloscope

• Loudspeaker

• Microphone