waves retake

Front

What happens to the sound wave when the student speaks louder?

Back

The amplitude increases.

Front

Why can't you hear sounds in outer space?

Back

Because there is no medium.

Front

What does a Mechanical Wave need to travel?

Back

A medium.

Front

What is a Transverse Wave?

Back

A wave where the motion of the medium is perpendicular to the direction of the wave.

Front

What is the definition of Frequency?

Back

The number of times a wave passes a given point in a certain amount of time.

Front

What is Wavelength?

Back

The distance between two consecutive points in phase on a wave.

Front

What is the relationship between frequency and wavelength?

Back

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

Front

What is Amplitude?

Back

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

Front

What is the unit of Frequency?

Back

Hertz (Hz).

Front

What is a Longitudinal Wave?

Back

A wave where the motion of the medium is parallel to the direction of the wave.