Posted: Mar 01, 2011 4:47 pm
by hackenslash
We might as well include a Lorentz transformation for completeness:

Image

From Wikimedia, animated by John Doolan

http://upload.wikimedia.org/wikipedia/c ... mation.gif

As you can see, while the distance through space and the distance through time can vary, the distance through spacetime is invariant. This is how we derive that moving through space slows motion through time or, in other words, why time slows down as you move through space.