extra2002 t1_ja5nv01 wrote
Reply to comment by ExtremeQuality1682 in Eli5 Help, please my brain hurts. If there is an expanding ring of light from the big bang, what is outside it? by ExtremeQuality1682
The speed of something moving away is proportional to how far away it is, so the rate is measured as speed/distance. Speed is distance/time, so ...
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