Describing Sound Waves

Areas of increased pressure on a sound wave are known as a ----

• Rarefaction

• Compression

• Frequency

• Amplitude

Tags

NGSS.MS-PS4-1

The distance from the beginning of one compression to the beginning of the next compression is called a -----

• Rarefaction

• Frequency

• Wavelength

• Compression

Tags

NGSS.MS-PS4-1

Spread out areas or areas of decreased pressure on a sound wave are known as a ---

• Rarefaction

• Amplitude

• Compression

• Hertz

Tags

NGSS.MS-PS4-1

What type of energy does a sound wave have?

• Mechanical

• Radiant

• Electrical

• Sound

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Why do sound waves need a medium to travel?

• They need to bounce off objects.

• They need a medium to carry the vibration.

• They cannot travel in a vacuum.

• Both B and C are correct.

Tags

NGSS.MS-PS4-2

What type of waves are sound waves?

• Transverse waves

• Longitudinal waves

• Surface waves

• Electromagnetic waves

Tags

NGSS.MS-PS4-2

Sound is produced by -----

• Heat energy

• Low temperatures

• Vibrations

• Friction

Tags

NGSS.MS-PS4-1

Sound needs a medium.

• True

• False

Tags

NGSS.MS-PS4-2

Sound waves are also known as ----- waves.

• Compression

• Longitudinal

• Neither

• Both longitudinal and compression

Tags

NGSS.MS-PS4-1

The number of wavelengths that pass a fixed point each second is known as ----

• Hertz

• Amplitude

• Frequency

Tags

NGSS.HS-PS4-1