📅 NSB 2012🎓 HS🔄 Round 13#️⃣ Q16🌟 BONUS✍️ Short Answer
If a spaceship moving at relativistic speed v appears to be shortened to 4/5 its original length, what is its speed as a fraction of the speed of light, c, in lowest terms?
✔️Answer:3c/5 OR (3/5)c
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