Waves and Information Transfer

Which term means “a disturbance that transmits energy”?

• wave

• volume

• vibration

• amplitude

Tags

NGSS.MS-PS4-2

NGSS.MS-PS4-1

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

• gas

• waves

• music

• molecules

Tags

NGSS.MS-PS4-1

Which object will reflect the most light?

• mirror

• black paper

• wooden door

• window glass

Tags

NGSS.MS-PS4-2

What does the diagram show?

• Light always bounces off opaque objects.

• A mirror produces a clear reflected image.

• A rough surface reflects light in different directions.

• Light waves strike a mirror and are reflected at the same angle.

Tags

NGSS.MS-PS4-2

Which term is used to identify the distance between the crests of a wave?

•                 sound

• volume

• amplitude

• wavelength

Which of these is the definition of the term amplitude?

• the amount of energy in a wave

• the back-and-forth movement of an object

• a unit of measurement for the volume of a sound

• the distance between one crest to the next crest of a wave

Tags

NGSS.MS-PS4-1

Why can humans see objects such as a desk or chair?

• because these objects refract light

• because these objects reflect light

• because these objects absorb light

• because these objects give off their own light

Tags

NGSS.MS-PS4-2

How does a mirror work?

• It is opaque.

• It reflects light.

• It refracts light.

• It is translucent.

Tags

NGSS.MS-PS4-2

How does a television remote control send information to a television?

• light waves

• microwaves

• sound waves

• through a wire

Tags

NGSS.MS-PS4-2

A student makes four different sounds. Which sound has the most energy?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS4-1