A star is 10 light years from the earth suppose it brightens up suddenly today after how much time shall we see the change?
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Answered by
1
Explanation: OBVIOUSLY IT TAKES LIGHT TO REACH 10 LIGHT YEARS SO WE NOTICE THE CHANGE AFTER 10 LIGHT YEARS. :)
Answered by
0
Answer:
It means that the light from that star will reach the Earth in eight years.
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