Recent questions in Physics

+5 votes

0 answers

Is it possible to change the future by travelling back in time, or is it impossible by the laws of physics and thermodynamics?

asked Jan 17, 2023 in Physics by sparko69

+293 votes

0 answers

As an electron has mass, what about its density and volume?

asked Jan 17, 2023 in Physics by Phil_from_London

+301 votes

0 answers

Is it possible to decrease the size of Earth by increasing its speed of its rotation though the angular momentum is conserved?

asked Jan 17, 2023 in Physics by SeraphicHarmony

+300 votes

0 answers

Can people post their old math and physics textbooks on sites like Amazon or Chegg for other students to use?

asked Jan 17, 2023 in Physics by robert smith

+102 votes

0 answers

How does dark matter interact with electromagnetic radiation?

asked Jan 17, 2023 in Physics by blind fitters...

+123 votes

0 answers

How far is a light year in human years?

asked Jan 17, 2023 in Physics by Tricky Dicky

+19 votes

0 answers

If Earth is round, then why is the ocean flat?

asked Jan 17, 2023 in Physics by Stue

+99 votes

0 answers

If the universe is not infinite, does that mean that there could be a multiverse? If it is infinite, is there still a possibility of there being a multi-verse or beyond that?

asked Jan 17, 2023 in Physics by blazesquat

+46 votes

0 answers

Can thoughts and observations be related in quantum mechanics?

asked Jan 17, 2023 in Physics by Lord Mucky

+3 votes

0 answers

Are the gas giants in our solar system bending the fabric of spacetime?

asked Jan 17, 2023 in Physics by NovaPulse

+20 votes

0 answers

Why do escalators have brushes at the bottom of the side walls?

asked Jan 17, 2023 in Physics by perceivecoach

+300 votes

0 answers

What would happen if the Earth suddenly stopped spinning and it lost all of its gravitational force at the same time?

asked Jan 17, 2023 in Physics by relativedifficulty

+320 votes

0 answers

What are the scientific theories on other universes? Are there any theories on how a person could travel to another universe? Would the dimensions be able to interact with each other?

asked Jan 16, 2023 in Physics by recentcrystals

+11 votes

0 answers

Which water, wind, and heat break down rock?

asked Jan 16, 2023 in Physics by Neek_DIY

+22 votes

0 answers

What is the technique that Kylo Ren used to stop the blaster bolts with the force?

asked Jan 16, 2023 in Physics by gazsim

+194 votes

0 answers

Why is density a derived quantity?

asked Jan 16, 2023 in Physics by Edward

+115 votes

0 answers

How does string theory work? What is the evidence for string theory?

asked Jan 16, 2023 in Physics by portfoliosilent

+214 votes

0 answers

1 HP is equal to how many watts?

asked Jan 16, 2023 in Physics by EmberCharm

+9 votes

0 answers

How fast would you be travelling if you were to go into hyperspace?

asked Jan 16, 2023 in Physics by Daver77

+8 votes

0 answers

What needs constant contact?

asked Jan 16, 2023 in Physics by okocala

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