Unit 3 Lessons 1-2 Review for Test

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.

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NGSS.MS-PS4-2

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

• wavelength

• amplitude

• volume

• sound

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

Which term means “a disturbance that transmits energy”?

• amplitude

• vibration

• volume

• wave

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NGSS.MS-PS4-1

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

• music

• waves

• gas

• molecues

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NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which object will reflect the most light?

• black paper

• mirror

• wooden door

• window glass

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NGSS.MS-PS4-2

Which conclusion about light energy can be made from this diagram?

• The birds absorb all of the light energy.

• The water absorbs all of the light energy.

• Light is reflected by the water and by the bodies of the birds.

• Light is refracted by the water, making the birds appear at a different angle.

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NGSS.MS-PS4-2

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

• because these objects refract light

• because these objects reflect light

• because these objects give off their own light

• because these objects absorb light

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NGSS.MS-PS4-2

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

• 1

• 2

• 3

• 4

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NGSS.MS-PS4-1

Which statement describes a wave?

• Water moves through a pipe when a faucet is turned on.

• Water moves in a circle when it goes down a drain.

• Water moves out of a bucket when the bucket is overfilled.

• Water moves up and down when it is disturbed.

Tags

NGSS.MS-PS4-1