Light and Sound

_____ are back-and-forth movements of an object.

• sounds

• vibrations

• lights

Tags

NGSS.4-PS4-1

_____ is the highness or lowness of a sound

• pitch

• sound

• a wave

Tags

NGSS.4-PS4-1

Volume is measured in _____.

• pitch

• high pitch

• decibels

Tags

NGSS.4-PS4-1

Define frequency:

• the number of vibrations that happen over time

• waves that move side to side

• how loud a sound is observed

What type of sound is useful in medicine?

• ultraviolet

• ultrared

• ultrasound

Tags

NGSS.4-PS4-3

Which kind of matter does sound travel through the slowest?

• solid

• liquid

• gas

Tags

NGSS.MS-PS4-2

True or False? Light is a form of energy that can move through space.

• True

• False

Tags

NGSS.4-PS3-2

What type of material is pictured?

• opaque

• transparent

• translucent

Tags

NGSS.4-PS4-2

NGSS.5-PS1-3

A _____ is a transparent material that separates white light into its component colors.

Tags

NGSS.MS-PS4-2

What is being pictured?

• reflection

• refraction

• rainbow

Tags

NGSS.4-PS4-2