8th Grade Chapter 4

Front

Sound waves will travel faster in a _____

Back

solid

Front

Light cannot travel through space.

Back

False

Front

Frequency of waves is measured in _____

Back

hertz

Front

The high point of a wave is the _____

Back

crest

Front

Sound waves can travel through space.

Back

False

Front

What is the definition of a wave?

Back

A wave is a disturbance that transfers energy through matter or space.

Front

What is amplitude in a wave?

Back

Amplitude is the maximum distance that the particles of a wave's medium move from their rest position.

Front

What is wavelength?

Back

Wavelength is the distance between two consecutive crests or troughs in a wave.

Front

What is the relationship between frequency and wavelength?

Back

Frequency and wavelength are inversely related; as frequency increases, wavelength decreases.

Front

What medium do sound waves travel fastest in?

Back

Sound waves travel fastest in solids due to closely packed particles.