Lesson: Length Contraction
In this lesson, we will learn how to calculate the change in the observed length as measured by an observer moving with a relative velocity.
Sample Question Videos
Worksheet: 7 Questions • 1 Video
A spaceship that has a proper length of m, moves at relative to the Earth. What is the spaceship’s length as measured by an observer on the Earth?
At what time in the system did the flash occur?
At what -position did the flash occur as measured in the system?
What will be the time value at which the observer in spaceship B measures the photon’s arrival?
What displacement value will the observer in spaceship B measure for the position of the arriving photon?