Recent content by Replicant

just to sum up. Suppose that I had a huge steal beam, let's say 10KM. If I twisted it by its near end really fast I could see how a wave is turning it as if it were made of licorice until it got its far end. It's that correct?

thank you for your replies! One final question. So no matter how fast that push may be, the compression would never exceed the speed of sound through that material right?

no, it's not that marcus, the astronaut is not knocking the pipe, it's pushing or "moving" the pipe towards the other one. when would the other one notice that movement?

Hello, I'm newbie to physics and relativity and I wish to know more. I've had a question for 5 years and nobody has been able to give me a clear answer. Here it goes! Suppose there were 2 astronauts in space one in front of the other. There is a distance of one light year between them...