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Pavlova-9
1 month ago
14

Which of the following statements is true about a light year?

Geography
2 answers:
DiKsa [307]1 month ago
7 0

Correct response: It's used for measuring vast distances in space

A light year (ly) serves as a measurement of distance, roughly 9.46×{10}^{12}km.

It is defined as the total distance a photon travels in a vacuum over a Julian year (365.25 days), at the speed of light (299,792,458 m/s), away from any magnetic or gravitational influence.

In simpler terms:

It refers to how far light can go in a year.

This unit is typically applied to indicate extensive distances in space. Thus, option D is correct.

NikAS [318]1 month ago
3 0
The correct choice is D; this unit measures extensive distances throughout space. For instance, Proxima Centauri, the closest star, is located 4.22 light years from Earth. 
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