NGSS.MS-PS4-2

Sound travels FASTEST through which of these materials?

• Air
• Empty space
• Metal
• Water

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NGSS.MS-PS4-2

A sound wave requires a medium, or material to travel through.

• True
• False

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NGSS.MS-PS4-2

When light shines through a prism it creates ________________

• visible light

• infrared radiation

• ultraviolet rays

• electromagnetic wave

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NGSS.MS-PS4-2

How are we able to perceive an object as being the color white?

• All colors of visible light are absorbed by an object and then reflected into our eye.

• All colors of visible light are reflected off an object and then to our eye.

• All colors of visible light are absorbed by an object and no light is being reflected into our eye.

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NGSS.MS-PS4-2

What causes light traveling in a straight line to bend?

• moving through the boundary of a new medium

• traveling through a uniform medium

• moving toward a solid object

• traveling through a dense liquid

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NGSS.MS-PS4-2

Which of the following is most likely to cause light to no longer travel in a straight line?

• passing through a magnetic field

• encountering a new medium

• encountering another light wave

• passing through a vacuum

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NGSS.MS-PS4-2

Which light interaction is involved in this technology?

• Reflection

• Refraction

• Diffraction

• Interference

• Scattering

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NGSS.MS-PS4-2

The following is a picture of what type of mirror? 

• Convex Mirror
• Concave Mirror
• Plane Mirror
• Flat Mirror

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NGSS.MS-PS4-2

Which of the following is a transparent object?

• An object where light can partially travel through

• An object where light can completely travel through

• An object where light stops and cannot travel through

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NGSS.MS-PS4-2

On a sunny day, a person standing in front of a store window noticed an image of themselves in the glass. Why did they see their image in the glass?

• Some of the light was reflected off the surface of the glass.

• Some of the light passed through the glass window.

• Some of the light was absorbed by the glass surface.

• Some of the light separated into different colors.

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NGSS.MS-PS4-2