physics electromagnetic spectrum

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which colour light has the longest wave length ?
red light wave
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who discovered infrared ?
William Hershel
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which wave length has the highest frequency ?
gamma rays
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Which type of UV radiation causes most damage to skin cells ? UV A or UV B or UV C
UV C
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what are the uses of microwaves ?
cooking and communication
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What is ionising radiation ?
it knocks electrons out of their atoms
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Which type of radiation is the least penetrating?
Alpha radiation
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Which type of radiation travels the furthest from its source in air?
Gamma radiation
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Card 2

Front

who discovered infrared ?

Back

William Hershel

Card 3

Front

which wave length has the highest frequency ?

Back

Preview of the front of card 3

Card 4

Front

Which type of UV radiation causes most damage to skin cells ? UV A or UV B or UV C

Back

Preview of the front of card 4

Card 5

Front

what are the uses of microwaves ?

Back

Preview of the front of card 5
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