A rocket ship travels directly toward the Sun at 100 km/s. Relative to someone on the ship, how fast will light rays from the Sun be moving as they pass the ship?

Question

Quizplus · Accepted Answer

According to Einstein's theory of relativity, the speed of light in a vacuum is constant and does not change regardless of the observer's motion. Therefore, even if the rocket ship is moving towards the Sun, the speed of light observed from the ship will still be approximately 300,000 km/s.

A Rocket Ship Travels Directly Toward the Sun at 100