Practice Question

1.State the definition of a longitudinal wave

A longitudinal wave vibrates along the direction in which the wave transfers energy

2. Complete the sentence:

A longitudinal wave is a series of compressions  and rarefactions.

3. State three examples of longitudinal waves

Sound waves

Ultrasound waves

P waves (Primary waves), these are a type of seismic (earthquake) wave.

Pressure waves, sometimes known as compression waves are due to regions of high and low pressure in fluids.