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physics > uses and hazards > Flashcards

uses and hazards Flashcards

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1
Q

What is the approximate speed of light in a vacuum?

A

3 x 108 m/s

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2
Q

Which of the following is a detrimental effect of microwaves?

A

Internal heating of body tissue

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3
Q

Radio waves are used for which of the following?

A

Broadcasting music

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4
Q

Which of the following is NOT a property of an electromagnetic wave?

A

They are longitudinal

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5
Q

Which of the following is a detrimental effect of ultraviolet?

A

Damage to surface cells and blindness

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physics (9 decks)

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