Recent content by Pericles98

Hi everyone. So, I've recently been checking out some REU programs in the US that I would like to apply for next year. I've noticed that some sources state that applications are open to all US citizens, while others say that applicants are required to be "US students". As a US citizen studying...

Hello everybody, I've just started studying special relativity and seem to be having a bit of a problem with understanding the concept of proper time. In Modern Physics, by Serway, proper time is defined as the time interval between two events as measured by an observer that sees both events...

Thank you!

I have question regarding the (W = ∫Pdv) formula for the work done during the expansion of an ideal gas and the change in internal energy during the process. If we were to have a gas enclosed inside an insulated cylinder with a movable piston at one end with cross sectional area "a", I...