The number of compressions that pass a point each second.

• vibration

• light

• wavelength

• frequency

Distance between two compressions.

• frequency

• wavelength

• vibration

The back and forth motion of an object.

• vibration

• frequency

• wavelength

Tags

NGSS.MS-PS4-2

The whistle of a teakettle has a greater frequency than a drumbeat.

• true

• false

Tags

NGSS.MS-PS4-1

The higher the pitch of a sound, the greater the frequency.

• true

• false

Sound is a form of __________ that behaves in a predictable way.

• vibration

• light

• wave

• energy

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sound waves travel in one direction.

• true

• false

Sounds come from vibrating objects.

• false

• true

Tags

NGSS.4-PS3-2

NGSS.4-PS4-1

The greater the frequency the __________ the pitch.

• higher

• lower

• slower

The areas where particles are very close together are called

• wavelengths

• sounds

• compressions

• vibrations

Tags

NGSS.MS-PS4-2