Waves in Action

Front

What is amplitude?

Back

The distance from the middle point of a wave to a crest or a trough.

Front

What is frequency in waves?

Back

The number of waves that pass a point in one second.

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

How does sound travel through different materials?

Back

Sound travels fastest through solids, slower in liquids, and slowest in gases.

Front

What is the relationship between frequency and pitch?

Back

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

Front

What type of wave is sound?

Back

Sound is a longitudinal wave.

Front

What is the loudness of a sound determined by?

Back

The amplitude of the sound wave.

Front

What is an example of a high-frequency sound?

Back

A whistle or a dolphin's communication.

Front

What is an example of a low-frequency sound?

Back

A drum or a bass guitar.