SOLVED:Astronomy One light-year is defined by astronomers to be the distance that a beam of light will travel in 1 year (365 days). If the speed of light is 186,000 miles per
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What Is the Speed of Light?
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Light. What is Light? Light is a type of energy that travels as a wave. – Electromagnetic Wave – Type of wave that does not need a medium to travel – - ppt download
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Light travels approximately 186,000 miles per second. How many ...
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