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Card 6

Front

Give 5 examples of vectors.

Back

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Card 7

Front

Give 5 examples of a scalar.

Back

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Card 8

Front

What are the optimum conditions for maximum diffraction?

Back

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Card 9

Front

Explain the difference between microwaves and long-wave radio signals.

Back

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Card 10

Front

Polaroid is used to make sunglasses. Describe how it reduces the amount of light reaching your eye.

Back

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Card 11

Front

Why can you not show polarisation of sound waves?

Back

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Card 12

Front

Why do rainbows form?

Back

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Card 13

Front

Describe one use for optical fibres.

Back

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Card 14

Front

A convex lens is used as a magnifying glass. Explain how the image produced by a magnifying glass is different to the image produced by a projector.

Back

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Card 15

Front

A _____ moves a a tangent and ___ makes it accelerate towards earth.

Back

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