A Spaceship Leaves Our Solar System at a Constant Speed

question 52

Multiple Choice

A spaceship leaves our solar system at a constant speed of 0.920c and travels to a point in the Andromeda galaxy. According to astronomers in an inertial reference frame on Earth, the distance to the galaxy is 2.081 × 10²² m. What distance does the crew on the ship measure on its journey?

• A)9.07 × 10²¹ m
• B)9.85 × 10²¹ m
• C)1.91 × 10²² m
• D)8.16 × 10²¹ m
• E)4.77 × 10²² m

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