Question

I WILL GIVE BRAINLIEST (This question will give you 15+ points)

3. Explain and give an example of "lookback time".

Answer 1

Answer:

Lookback time explains that the farther away something is, farther in the past we see it. The Sun's light takes about 8 minutes to reach our eyes. So in reality, we see the Sun as it was 8 minutes ago.

Explanation:

Answer 2

Andromeda Galaxy is an example because it’s 2.5 million light years away