Sound Waves Key Concepts

Sound waves cannot travel in empty space (vacuum) they need

• A medium to travel through

• Only a liquid

Tags

NGSS.MS-PS4-2

Sound travels _________ from the source

• all directions

• a curved line

Sound travels the fastest through ___________(the opposite of light)

• Solid

• empty space

Sound travels the slowest through __________ (opposite of light)

• Liquid

• Gas

True or False: Sound travels slower than light.

• True

• False

True or False: Higher temperatures cause sound to travel faster.

• True

• False

Tags

NGSS.MS-PS1-4

NGSS.MS-PS4-1

Higher amplitude means

• louder sound

• higher pitch sound

Tags

NGSS.MS-PS4-1

Higher frequency means

• louder sound

• higher pitch sound

Tags

NGSS.MS-PS4-1

Sound waves are

• mechanical

• electromagnetic

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Sound waves are the _______ of particles

• vibration

• traveling

Tags

NGSS.MS-PS4-1