Question

it takes 5 years for light to reach the earth from a star Express the distance of star from Earth in light year and kilometre speed of light is equal to 3 into 10 to the power 8 metre per second one year is equal to 3.1 5 3 into 10 to the power 7 S​

Answer 1

Answer:

After one year the distance traveled will be 5,880,000,000,000 miles. That is the definition of a light-year. It is the distance that light travels in one Earth year. One light year equals about 5.88 trillion miles.

Answer 2

Explanation:

5 light year is the right answer for this question