Sound Waves

True or False: Sound needs a medium.

• True

• False

Tags

NGSS.MS-PS4-2

A disturbance that travels through a medium as a longitudinal wave

• Pitch

• Wavelength

• Sound

• Frequency

Tags

NGSS.MS-PS4-1

Sound waves are also known as ___________________ waves.

• Transverse

• Compression

• Longitudinal

• Both Longitudinal and Compression

The part of the wave where the particles are closer together is called...

• Rarefaction

• Compression

• Amplitude

• Frequency

Tags

NGSS.MS-PS4-1

The part of the longitudinal wave where the particles are spread further apart is called...

• Rarefaction

• Compression

• Crest

• Trough

Tags

NGSS.MS-PS4-1

A reflected sound wave is called...

• Frequency

• Pitch

• Echo

• Compression

Tags

NGSS.MS-PS4-2

Material (matter) through which a wave travels

• sound

• pitch

• frequency

• medium

Tags

NGSS.MS-PS4-2

True or False: Sound waves are faster than light.

• True

• False

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

• Rarefaction

• Wavelength

• Compression

• Frequency

Tags

NGSS.MS-PS4-1

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

• Frequency

• Hertz

• Amplitude

• Wave