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Card 6

Front

'ultrasound'

Back

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Card 7

Front

describe how a lens forms an image

Back

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Card 8

Front

Cornea

Back

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Card 9

Front

Iris

Back

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Card 10

Front

Retina

Back

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Card 11

Front

explain how total internal reflection occurs

Back

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Card 12

Front

What do we mean by the critical angle of a substance?

Back

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Card 13

Front

What is a real image?

Back

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Card 14

Front

What is a virtual image?

Back

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Card 15

Front

How does the eye work?

Back

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