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Author Question: Which type of radiation can be observed well from Earth's surface? A) gamma ray (Read 933 times)

futuristic

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on: Aug 27, 2013
Which type of radiation can be observed well from Earth's surface?
A) gamma ray
B) X-ray
C) ultraviolet
D) visible
E) infrared


curlz

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Reply #1 on: Aug 28, 2013
D


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