Ultraviolet radiation _____.



is part of the visible spectrum


are sound waves above the sonic range


has a shorter wavelength than heat energy


is often used to view internal organs



Answer :

AL2006
Ultraviolet radiation . . .

-- is NOT visible.

-- is NOT a sound wave at all.

-- DOES have a shorter wavelength than heat radiation.

-- is NOT used to view internal organs.  (X-rays are.)

Answer:

d

Explanation:

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