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A light-year is a unit of distance, not a unit of time.
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∙ 13y ago
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How many light years is the earth the the other galaxies?
hi i need help with my homework
How would you measure the speed of light?
Light years
How long would for light years to cross the milky way?
The Milky Way is about 100,000 light years in diameter; it would take light about 100,000 years to cover the whole distance.
How long does it take light to travel a distance of 2700 light years?
Well, it takes 2,700 years for light to travel that far. Anything travelling at half light-speed would take 5,400 years. At 1/4 light-speed, it would take 10,800 years.
If you are four years away from a place would you be 4 light years away?
No, 'years' is a measure of time and 'light years' is a measure of distance.
If a light was shined at a mirror 5 light-years away in space how many Earth-years would it take for the light to go out and be reflected back to earth?
ANSWER:The light year is based upon Earth years. It would be 10 years. It would take the light 5 years to get to the mirror, and 5 years to travel back. ---So if we doing it today, we will see trough that mirror over 10 years the planet as today.
What does 6300 light years equal to in earth years?
A light year is a measure of distance not time. A light year is the distance light travels in one year. So for light to travel 6,300 light years, would take 6,300 years
How do you calculate the amount of years it would take to travel using light years and the speed of light?
from the book
What would 885 million miles be in light years?
885 million miles = 0.000150548614 light years.
How long would it take for light to travel 14 billion light years?
14 Billion years
How many years to be a lawyer?
Four years in undergraduate and three years in law school, so a total of seven years. Some people finish undergrad in three and you could finish law school in two and a half, but that would leave you burnt out and exhausted!!
How long would it take a light beam to go across a galaxy 50000 light years in diameter and return?
It would take 100000 years.
