Mirrors Law of Reflection and Ray Diagrams

A ray of light is incident on a plane mirror and the angle of incidence is 25 degrees. What is the angle of reflection?

• 0 degrees

• 50 degrees

• 90 degrees

• 25 degrees

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NGSS.MS-PS4-2

Given that the angle of incidence = 30 degrees

Which is the correct diagam?

• A

• B

• C

• D

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NGSS.MS-PS4-2

An imaginary line that is drawn at a right angle (90 degrees) to a mirror (Green line)

• Reflection Ray

• Normal

• Incidence Ray

• Light Ray

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NGSS.MS-PS4-2

The picture shows which type of reflection?

• Diffuse

• X-ray

• Normal

• Specular

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NGSS.MS-PS4-2

The bouncing off of light rays from the surface of an object such as a mirror or other shiny surface is called:

• mirror

• laser

• reflection

• refraction

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NGSS.MS-PS4-2

True or False: This diagram shows the correct position of the mirrors so that the light hits the target

• True

• False

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NGSS.MS-PS4-2

In order to see a picture it must

• produce light

• reflect light

• absorb light

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NGSS.MS-PS4-2

In the figure shown, if angle i is increased, angle r will _________________.

• none of these

• decrease by the same amount

• remain the same

• increase by the same amount

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NGSS.MS-PS4-2

Reflection is a wave bouncing off of a surface

• True

• False

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NGSS.MS-PS4-2

You can see yourself in a mirror because light ______________ off the surface of a mirror

• absorbs

• reflects

• trasmits

• transfers

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NGSS.MS-PS4-2