4.3 Waves Test Review

Front

What does arrow B indicate?

Back

Direction of the wave.

Front

What letter represents a trough?

Back

C.

Front

What is refraction?

Back

The bending of a wave disturbance as it passes from one medium into another.

Front

How does the amplitude of a wave affect the amount of energy of the wave?

Back

The greater the amplitude, the greater the amount of energy.

Front

Why does a pencil appear broken when placed in a cup of water?

Back

Because light bends when it passes through water.

Front

What is a wave?

Back

A disturbance that transfers energy from one place to another.

Front

What is the difference between a longitudinal wave and a transverse wave?

Back

In a longitudinal wave, the disturbance moves parallel to the direction of the wave, while in a transverse wave, the disturbance moves perpendicular to the direction of the wave.

Front

What is a crest in a wave?

Back

The highest point of a wave.

Front

What is a trough in a wave?

Back

The lowest point of a wave.

Front

What is wavelength?

Back

The distance between two consecutive crests or troughs in a wave.