briannalsalmon briannalsalmon
  • 23-09-2020
  • Physics
contestada

7. Why are distances in space often measured in light years?
A. The light year is a commonly used unit of measure.
B. Distances in space are so great that a large unit is needed.
C. Scientists always use metric units like light years.
D. Light years are easy to measure and understand.

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sophiasokayart
sophiasokayart sophiasokayart
  • 15-02-2021

Answer:

The answer is D

Explanation:

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