Question

An astronaut is out in space with an extremely precise timing device measuring the speed of...

An astronaut is out in space with an extremely precise timing device measuring the speed of various fast‑moving objects. A laser gun is mounted on a spaceship and aimed forward. As the spaceship flies toward the astronaut at a speed of 200 million m/s, the laser shines a beam of light toward him.

Determine the speed that would be measured in each of the cases listed.

- speed of the laser light as measured in the astronaut's reference frame

-speed of the laser light measured in the spaceship's reference frame

-the speed of the laser gun as measured in the astronaut's reference frame

-the speed of the laser gun measured in the spaceship's reference frame.

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