A rocket is moving at 1/4 the speed of light relative to Earth. At the center of

Question

A rocket is moving at 1/4 the speed of light relative to Earth. At the center of this rocket, a light suddenly flashes.

a. To an observer at rest in the rocket, do they see the light reach the front of the rocket at the same time, before, or after the light reaches the back of the rocket? How do you know?

b. To an observer at rest on Earth, do they see the light reach the front of the rocket at the same time, before, or after the light reaches the back of the rocket? How do you know?

Show the work, thanks.

Explanation / Answer

A rocket is moving at 1/4 the speed of light relative to Earth.

At the center of this rocket, a light suddenly flashes.

To an observer at rest in the rocket

option " b " is correct

the light will reach the front of the rocket

at the same instant that it reaches the back of the rocket.

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