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fudger fudger
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5 years ago
The distance between Earth and the Moon is 3.84 108 m. A pulse of laser light aimed at the Moon that bounces back to Earth undergoes a round-trip time of about
A) zero seconds.
B) less than 1 second.
C) two and a half seconds.
D) three seconds.
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wrote...
5 years ago
 C
fudger Author
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5 years ago
Above and beyond my expectations for this site
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