Physics

Questions and Answers

Is our universe getting colder due to expansion?

Questions and Answers

Do you get double the amount of light with two lamps?

Questions and Answers

What Triggered the Big Bang?

Questions and Answers

Why does sound propagate slower in STP than air molecules move? After all, sound is transmitted by colliding air molecules, right?

Questions and Answers

Can someone explain in a very comprehensible way that the speed of light is the same everywhere?

Questions and Answers

What are the differences between electromagnetic waves and sound waves?

Questions and Answers

Is the electromagnetic field of a woman’s wrist different from that of a man?

Questions and Answers

Are sound waves not waves?