Science Reflection and Light Quiz

Explain why you can both see through a glass window and see your reflection in the same glass window.

• Because glass is a transparent material that allows light to pass through while also reflecting some light.

• Because glass is an opaque material that blocks all light.

• Because glass is a translucent material that diffuses light.

• Because glass is a reflective material that only reflects light.

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Which plant will grow better: a green plant illuminated (lit up) by green light or a green plant illuminated by red light? Why?

• A green plant illuminated by green light will grow better.

• A green plant illuminated by red light will grow better.

• Both will grow equally well.

• Neither will grow well.

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When white light shines on an apple, the apple appears red. Why does the apple appear red?

• The apple absorbs all colors except red, which it reflects.

• The apple emits red light.

• The apple absorbs red light and reflects all other colors.

• The apple changes the color of the light to red.

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What color will a green object appear when a green light shines on it?

• Green

• Red

• Blue

• Black

What color will a red object appear when a green light shines on it?

• Red

• Green

• Black

• White

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What will appear to be the color of the light on the screen when a green light and a red light are mixed by shining them together on a white screen?

• Yellow

• Blue

• Purple

• White

Is it possible to combine red, green, and blue light to make black? Why?

• Yes, because combining all colors of light results in black.

• No, because combining all colors of light results in white.

• Yes, because red, green, and blue are primary colors.

• No, because black is the absence of light.

How do sunglasses work to protect your eyes from sunlight?

• By blocking harmful UV rays

• By increasing the brightness of sunlight

• By reflecting all light away from the eyes

• By changing the color of sunlight

It is a sunny summer day and you are getting into the car. You notice that the interior of the black car is hotter than the white car's. Why does this happen?

• Black surfaces absorb more sunlight than white surfaces.

• White surfaces absorb more sunlight than black surfaces.

• Both black and white surfaces absorb the same amount of sunlight.

• The color of the car does not affect the temperature inside.

When light BOUNCES BACK, it is known as

• an echo

• reflection

• refraction

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