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Sticky Note
A light year is related to ____?
ایک نوری سال کا تعلق ____ سے ہے؟
  1. Time
  2. Distance
  3. Frequency
  4. None of these
Explanation

Light year refers to speed of light expressed in miles per year

(it is about ten trillion kilometers or six trillion miles).

Light year is a unit of distance.

Light Year: the distance that light can travel in one year. 

The distance light travels in one year is known as the light year.

1 light year is equal to 9.5 x 10^12 km

ND11-07-2023

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