📅 MIT Science Bowl Invitational 2020🎓 HS🔄 Round 9#️⃣ Question 18🌟 BONUS✍️ Short Answer
A certain galaxy has a known distance from Earth of 2.1 gigaparsecs. Using 70 kilometers per second per megaparsec as the Hubble parameter, what is the redshift? Use the special relativistic approximation and give your answer to the nearest tenth.
✔️Answer:0.7
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