Your Spaceship Is Passing Your Friend's Ship,which Is Traveling in the Opposite

question 315

Multiple Choice

Your spaceship is passing your friend's ship,which is traveling in the opposite direction.You measure his ship to be moving at 60% of the speed of light relative to you.Later you ask your friend what he measured your speed to be at that time relative to him.What is his answer?

• A) 0.6 c
• B) less than 0.6 c
• C) more than 0.6 c but less than c
• D) more than c

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