mathdad
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- Joined
- Apr 24, 2015
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One light-year is defined by astronomers to be the distance that a beam of light will travel in one year aka 365 days. If the speed of light is 186,000 miles per second, how many miles are in a light year? Two light years? Express your answer in scientific notation.
What is the set for this problem? I am lost.
What is the set for this problem? I am lost.