Light: straight line, reflection, refraction

The following diagram shows a driver who could see the image of a vehicle behind him without turning his back.

Why?

• Light travels in a straight line

• Light is refracted

• Light is reflected

• Light travels in two different mediums

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NGSS.MS-PS4-2

Diagram shows the condition of a spoon in a glass of water.

What can be observed about the spoon?

• The spoon looks bent.

• The water is clearer.

• The water level rises.

• Light is refracted.

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NGSS.MS-PS4-2

What causes the formation of a rainbow?

• Light travels in a straight line

• Reflection of light

• Refraction of light

• Light in bounced in two different mediums

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NGSS.MS-PS4-2

Which of the following shows that light travels in a straight line? Tick the correct answers.

• A

• B

• C

• D

• E

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NGSS.MS-PS4-2

What can you use to see all the different colors in white light?

• A flashlight

• A shadow

• A camera

• A prism

Tags

NGSS.4-PS4-2

What happens when light hits a shiny or smooth surface?

• It disappears.

• It is refracted.

• It is absorbed.

• It is reflected.

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NGSS.MS-PS4-2

What is it called when light bends as it moves from one substance to another?

• Absorption

• Reflection

• Refraction

• Incidence

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NGSS.MS-PS4-2

What do we call a material that light can travel through?

• air

• water

• medium

• pathway

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NGSS.MS-PS4-2

Why does the lower part of the child appear so much different in size from the upper part?

• The light rays that travel through water and then into air are refracted.
• The light rays that travel through water and then into air are enlarged.
• The light rays that travel through air and then into water are reflected.
• The light rays that travel through air and then into water are reduced.

Tags

NGSS.MS-PS4-2

Light travels in..

• waves
• circles
• a straight line

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NGSS.MS-PS4-2

NGSS.MS-PS4-1