Sound CFU

1. Sound is created when an object _________.

• vibrates

• moves

• stops

• falls

Tags

NGSS.MS-PS4-1

Sound moves in (a)   direction(s).

• all
• one
• two
• three

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What term best describes the form sound takes as it travels?

• gas

• medium

• waves

• molecules

Tags

NGSS.MS-PS4-1

This is the unit used to measure the volume of a sound.

• decibel

• medium

• vibration

• hertz

A vibration is ______.

• the intensity of a sound

• the back-and-forth movement of matter

• the pitch of a sound

• the loudness or softness of a sound.

______ is the measure of how high or low a sound is. It is determined by frequency.

• Amplitude

• Compression

• Speed of sound

• Pitch

If someone’s left ear is pressed to the surface of a wooden lab table and their partner taps the table with a ruler, the (a)   hears the sound first.

• right ear
• left ear
• both ears hear the sound at the sam
• the left ear never hears the sound

Tags

NGSS.MS-PS4-2

What medium does sound travel through slowest?

• gas

• solid

• liquid

• trees

Tags

NGSS.MS-PS4-2

Sound is a form of _____.

• energy

• heat

• electricity

• light

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Why can’t sound travel through space?

• Space is a vacuum.

• Sound cannot travel great distances.

• Sound cannot travel through matter.

• Space cannot transmit electromagnetic waves.