GK
THE UNIVERSE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A light year is related to ____
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Time
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Energy
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Distance
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Mass
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Explanation:
Detailed explanation-1: -Light-year is the distance light travels in one year. Light zips through interstellar space at 186, 000 miles (300, 000 kilometers) per second and 5.88 trillion miles (9.46 trillion kilometers) per year.
Detailed explanation-2: -light year is distance traveled by light in a year.
Detailed explanation-3: -A light year is the distance that light can travel in one year. 1 light year = 9, 460, 000, 000, 000 km. One light year in scientific notation is expressed as 9.46 × 10¹² km.
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