Spaceship A, Traveling Past Us at 0

question 15

Multiple Choice

Spaceship A, traveling past us at 0.7c, sends a message capsule to spaceship B, which is in front of A and is traveling in the same direction as A at 0.8c relative to us.The capsule travels at 0.95c relative to us.A clock that measures the proper time between the sending and receiving of the capsule travels:

• A)in the same direction as the spaceships at 0.7c relative to us
• B)in the opposite direction from the spaceships at 0.7c relative to us
• C)in the same direction as the spaceships at 0.8c relative to us
• D)in the same direction as the spaceships at 0.95c relative to us
• E)in the opposite direction from the spaceships at 0.95c relative to us

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Definitions:

Supply

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