Flashcard Instructions and Strategies

Front

What is the topmost point of a wave called?

Back

Crest

Front

What is the term for the lowest point of a wave?

Back

Trough

Front

What is the frequency of sound?

Back

The number of waves that pass per second, connected to sound's pitch.

Front

What happens to a drum when it is hit with a drumstick?

Back

It vibrates.

Front

What is ultrasound?

Back

Sound waves with a frequency above 20,000 Hz.

Front

What is amplitude in the context of waves?

Back

The maximum extent of a wave's displacement from its rest position.

Front

What is wavelength?

Back

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

Front

How does frequency affect the pitch of a sound?

Back

Higher frequency results in a higher pitch.

Front

What is wave energy?

Back

The energy carried by a wave, related to its amplitude.

Front

What is the relationship between frequency and wavelength?

Back

They are inversely related; as frequency increases, wavelength decreases.