Multiple choice general knowledge science & technology

Light year is related to..

  1. Energy

  2. Speed

  3. Distance

  4. Intensity
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A light year is a unit of distance, not time. It measures the distance that light travels in one vacuum year, approximately 9.46 trillion kilometers. Astronomers use it to measure vast cosmic distances between stars and galaxies. It does not measure energy, speed, or intensity.

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