📅 2023 MIT Science Bowl High School Invitational🎓 HS🔄 Round 9#️⃣ Question 20🌟 BONUS✍️ Short Answer
Order the following three satellites from earliest to latest in the observation of the cosmic microwave background radiation. 1) Cosmic Background Explorer 2) Wilkinson Microwave Anisotropy Probe 3) Planck Satellite
✔️Answer:1, 2, 3
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