Front

What is frequency?

Back

The number of waves that occur in a given time. High Frequency = High Pitch; Low Frequency = Low Pitch.

Front

What is refraction?

Back

The bending of light when it moves from one kind of matter to another.

Front

What is the trough of a wave?

Back

The lowest point of a wave.

Front

What determines the loudness of a sound?

Back

Amplitude.

Front

What happens to the wavelength of high frequency waves?

Back

High frequency waves have low wavelength.

Front

What is a wave?

Back

A disturbance that transfers energy from one place to another.

Front

What is reflection?

Back

The bouncing back of light when it hits a surface.

Front

What is the crest of a wave?

Back

The highest point of a wave.

Front

What is amplitude?

Back

The height of a wave from its rest position, which determines the loudness of sound.

Front

What is the relationship between frequency and pitch?

Back

Higher frequency means higher pitch, while lower frequency means lower pitch.