Front

Crest

Back

The highest point of a wave

Front

Trough

Back

The lowest point of a wave

Front

Wavelength

Back

The distance between any two corresponding points on a wave. Example: Distance from crest to crest OR trough to trough.

Front

Amplitude

Back

The height of a wave from the origin to the crest.

Front

Wave

Back

A rhythmic disturbance that moves energy from one place to another through a medium or vacuum.

Front

Frequency

Back

The number of wave cycles that pass a given point per unit of time

Front

Reflection

Back

The bouncing back of a wave when it hits a surface through which it cannot pass.

Front

Refraction

Back

The bending of a wave (changing direction and speed) as it passes from one medium to another.

Front

TRUE or FALSE - All waves transfer energy from one place to another

Back

True

Front

TRUE or FALSE - Mechanical waves DO NOT need a medium to travel through. They can move through empty space.

Back

False