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Card 6

Front

HOW CAN THE CENTRIPETAL FORCE BE INCREASED?

Back

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Card 7

Front

NAME SOME PRECAUTIONS THAT SHOULD BE TAKEN IF SOMEONE IS WORKING WITH XRAYS

Back

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Card 8

Front

WHAT IS TOTAL INTERNAL REFLECTION AND WHEN DOES IT OCCUR?

Back

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Card 9

Front

WHAT IS THE DIFFERENCE BETWEEN XRAYS AND ULTRASOUND?

Back

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Card 10

Front

DESCRIBE TWO MEDICAL USES OF ULTRASOUND

Back

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Card 11

Front

HOW DOES THE EYE CONTROL HOW MUCH LIGHT ENTERS IT?

Back

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Card 12

Front

HOW CAN THE POWER OF A LENSE BE INCREASED?

Back

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Card 13

Front

HOW ARE X-RAY IMAGES FORMED?

Back

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Card 14

Front

WHY ARE SOME PEOPLE SHORT SIGHTED?

Back

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Card 15

Front

HOW ARE OPTICAL FIBRES USED?

Back

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