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Astronaut Jill Leaves Earth in a Spaceship and Is Now

Question 43

Multiple Choice

Astronaut Jill leaves Earth in a spaceship and is now traveling at a speed of 0.280c relative to an observer on Earth. When Jill left Earth, the spaceship was equipped with all kinds of scientific
Instruments, including a meter stick. Now that Jill is underway, how long does she measure the
Meter stick to be?


A) 1.04 m
B) 1.28 m
C) 1.00 m
D) 0.960 m
E) 0.280 m

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