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Reil [10]
2 years ago
14

A light-year is a unit generally used to express the distance that light travels in one year. Which of these can be expressed in

the light years?
A] the age of a rock
B] the distance between two stars
C] the speed at which the earth revolves around the sun
D] the time earth takes to complete a revolution around the sun
Physics
1 answer:
Anna007 [38]2 years ago
7 0
Answer: B

A and D are measurements of time and C is a speed. Light-years measure distance.
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