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Shweta Basu from Amity international School, Gurgaon
Subject :NSO    Class : Class 7
What is light year?

Ans 1:

Anu Sharma from DPS Noida, Noida
Class : Class 2
The distance travelled by light in one year

Ans 2:

Manan Sharma from Naini Valley School, Kathgodam
Class : Class 7
A light-year is a unit of distance. It is the distance that light can travel in one year.

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