(no subject)

Feb 02, 2007 22:26

Okay, physics-types, help me out. Special relativity is not making it into my brain.

How does the fact that light has no mass cause the Doppler effect not to work on it? Why does it still look just as fast when you're traveling at .99c as when you're stationary?

When two people pass each other in spaceships, why does each think time has slowed down in the other ship? How can two things both be slower than each other?

Why does your mass increase when you speed up? Look,
A = F/m
F = m(v/t)
F/m = v/t
Ft/m = v
So shouldn't velocity and mass be INVERSELY related?

It used to make so much sense. But with this chapter, even the professor who looks like Chuck Norris in our educational videos couldn't make me get it.

math, school

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