Refraction (Quiz) Flashcards

1
Q

What is refraction?

A

Bending of light when an object from from one medium to another

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2
Q

What is the normal?

A

The spot where light hits a substance and refracts

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3
Q

What is the index of refraction?

A

A ration between speed of light in a vacuum to the speed of light in another midium

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4
Q

Equation for index of refraction?

A

N=C/V

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5
Q

Formula for snells law?

A

N1(sinO1) = N2(sinO2)

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6
Q

What can you find w/snells law?

A

angle of light, index of refraction

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7
Q

what is the importance of snells law?

A

it is used for lenses in various optical devices (glasses, telescope microscope)

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8
Q

Explain pencil in water

A

When the pencil is inserted, the light travelling form air to water bends when changing medium. Our eyes see a distorted image due to the bending.

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