Recent content by a1993h

That's true, I guess. But is what we see as straight actually 0 degrees or is it our distorted perception of reality? e.g. Hypothetically speaking, if a straight ruler was stretched out for thousands and thousands of miles would it eventually travel around Earth and meet itself on the other...

I'm new to the forum and physics in general so forgive the stupidity. I was wonderings if, hypothetically, if one had a 'straight' rod 1000 miles long and balances it horizontal to the earth, would the rod be 'straight [i.e. I shape] or curved [i.e. ( shape]. What I mean is: Is what I consider...