An astronaut on the space shuttle traveling at a speed of 0.70 c is holding a meter stick parallel to the direction of motion.What is the length of the meter stick as measured by another astronaut on the shuttle?
A)0.74 m
B)1.0 m
C)1.2 m
D).8 m
E)2.1 m

Question

Quizplus · Accepted Answer

The length of the meter stick as measured by another astronaut on the shuttle would remain 1.0 m because both the observer and the object (meter stick) are in the same inertial frame of reference, meaning there is no relative motion between them that would cause length contraction.

An Astronaut on the Space Shuttle Traveling at a Speed