Optics Review

When white light is passed through a glass prism, how many colours does it separate into?

• 2

• 3

• 5

• 7

Which colour light ray contains the least amount of energy?

• red

• green

• blue

• violet

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NGSS.HS-PS4-1

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How many different types of electromagnetic waves are found in the electromagnetic spectrum?

• 2

• 3

• 4

• 7

Which type of electromagnetic waves can be used turn look at a broken bone in your body?

• microwaves

• x-rays

• ultravoilet light

• radio waves

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NGSS.HS-PS4-4

Which type of electromagnetic wave contains the least amount of energy?

• microwaves

• ultraviolet light

• infrared light

• x-rays

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NGSS.HS-PS4-4

When the burner on an electric store glows red, this is an example of which type of light production?

• fluorescence

• chemiluminescence

• bioluminescence

• incandescence

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Angler fish produce light to catch their food through which process of light production?

• incandescence

• fluorescence

• chemiluminescence

• bioluminescence

A glowstick used to light up the night at Coachella is an example of which method of light production?

• incandescence

• fluorescence

• chemiluminescence

• bioluminescence

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Which of the following is an example of a transparent material?

• frosted glass

• waxed paper

• wood

• plastic wrap

Which of the following is an example of an opaque material?

• window glass

• brick

• air

• pure water

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