Light Waves Unit Test Review (Darr)

In 8th grade science, we define light as what?

• A type of wave that carries energy from one place to another, even through empty space

• The ability to make things move or change

• How often or fast something happens

•  The distance from one peak of a wave to the next

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NGSS.MS-PS4-2

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Light carries _______ that can cause materials to change.

• Energy

• Waves

• Amplitude

• Particles

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NGSS.MS-PS4-2

NGSS.MS-PS4-1

Which wave in the diagram has the greatest frequency?

• 1

• 2

• 3

• 4

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NGSS.MS-PS4-1

What are the different types of light the sun gives off?

• gamma, UV, visible, infrared, microwave, radio

• gamma, x-ray, UV, visible, infrared, microwave, radio

• gamma, x-ray, UV, visible, infrared, and microwave

• gamma, x-ray, and UV

The image shows an example of ___________

• none of the above

• transmitting

• absorption

• reflection

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NGSS.MS-PS4-2

A light wave __________.

• can be reflected

• can be transmitted

• can be absorbed

• all of the above

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NGSS.MS-PS4-2

In order for light to change an object, that object must _______ the light and its __________.

• reflect, wavelength

• transmit, amplitude

• reflect, energy

• absorb, energy

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NGSS.MS-PS4-2

Darker skin tone means the person has less melanin in their skin.

• True

• False

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NGSS.MS-LS3-1

The taller the amplitude, the more energy a light wave has.

• True

• False

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NGSS.MS-PS4-1

The different types of light waves given off by the sun are known as the

• electromagnetic spectrum

• wave spectrum

• light spectrum

• 
  spectrum

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NGSS.HS-PS4-4

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