3rd Grade Science Review- Light Energy

Light travels in straight lines through the air.

• True

• False

Which of these describes how light travels through empty space?

• It travels straight but may change direction to avoid running into things.

• It changes direction often, even if there are no objects to run into.

• It comes to a stop after it travels a certain distance.

• It travels in a straight line without stopping.

A ray of light hits a can of soda sitting on the table. What will happen to the ray of light?

• It will go through the can.

• It will reflect off the can.

• It will curve around the can.

• It will hit the can and curve straight down.

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NGSS.MS-PS4-2

Joshua is shining a flashlight at a mirror. Once the light reaches the mirror, what will happen?

• It goes around the mirror.

• It goes through the mirror.

• It spreads out on the mirror.

• It bounces back from the mirror.

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NGSS.MS-PS4-2

Tasha placed a pencil in a glass of water. She noticed that the pencil appeared to be broken. Why is this?

• Light makes the water in the glass evaporate.

• Light bends when it passes from air to water.

• Light always splits into two paths when it travels.

• Light broke the pencil.

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NGSS.MS-PS4-2

When light passes from air to water, it bends the ray of light because water is thicker than air.

• True

• False

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NGSS.MS-PS4-2

If a hole was cut in a box and a candle was shining through the hole, which image shows the path the light would travel on?

• A

• B

• C

• D

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