Front

What is the term for the number of waves in a given time?

Back

Frequency

Front

What is the relationship between high frequency and pitch?

Back

High frequency = High Pitch

Front

What happens to the pitch of a sound as the source moves away?

Back

The pitch becomes lower.

Front

What is the lowest point of a wave called?

Back

Trough

Front

What does the term 'wavelength' refer to in a wave?

Back

The distance between two consecutive crests or troughs.

Front

What is the highest point of a wave called?

Back

Crest

Front

What is amplitude in the context of waves?

Back

The maximum displacement of points on a wave from its rest position.

Front

How does frequency affect the energy of a wave?

Back

Higher frequency waves carry more energy.

Front

What is the formula to calculate the speed of a wave?

Back

Speed = Frequency x Wavelength

Front

What is the unit of frequency?

Back

Hertz (Hz)