Posted: July 1st, 2015

Physics (including Earth and space sciences

write an introduction about special theory of relativity. the introduction should be about one page and a half.

.suppose you are inside a windowless railway car. A billiard ball table is at the centre of the car.
.while rolling a cue ball forward, you notice that the ball slows down suddenly, even though you have not applied a backward force on the ball. explain the motion of the ball in terms of inertial or nor inertial frames of reference.