Mort observes Velma's light- clock, as Velma passes. He observes that, during a 1 second tick of her clock, her light beam travels
A) a distance of one light year.
B) further than 300,000 km.
C) 300,000 km.
D) less than 300,000 km.
E) no distance at all.

Question

Quizplus · Accepted Answer

Due to the effects of time dilation in special relativity, Mort observes Velma's light beam traveling a longer path than 300,000 km during a 1-second tick of her clock, as she is moving relative to him.

Mort Observes Velma's Light- Clock, as Velma Passes