Waves

A ___ is a repeating disturbance or movement that transfers energy through matter or space.

• medium

• fluid

• material

• wave

The matter through which mechanical waves travel is called a ___.

• medium

• substrate

• region

• domain

The high point on a wave is called its ___.

• crest

• trough

• rest position

• none of these

The low point on a wave is called its ___.

• crest

• trough

• rest position

• none of these

The less dense region of a longitudinal wave is called a ___.

• compression

• rarefaction

• reflection

• refraction

A ___ is the distance between one point on a wave and the nearest point just like it.

• wavelength

• frequency

• crest

• trough

The ___ of a wave is the number of wavelengths that pass a fixed point each second.

• volume

• frequency

• crest

• trough

The greater a wave's amplitude, the ___ energy the wave carries.

• more

• less

• both a and b

• none of theses

____ is the bending of a wave caused by a change in its speed as it moves from one medium to another.

• reflection

• rarefaction

• refraction

• compression

___ occurs when an object causes a wave to change direction and bend around it.

• refraction

• reflection

• diffraction

• rarefaction