Recent questions in Physics

+8 votes

0 answers

Is free energy possible? I saw on YouTube that there are many people making free energy with a generator and a motor. Is it possible?

asked Apr 15, 2023 in Physics by NebulaCharm

+3 votes

0 answers

How would time travel violate the 2nd Law of Thermodynamics?

asked Apr 14, 2023 in Physics by StellarFlare

+12 votes

0 answers

Which substance has greater lattice energy?

asked Apr 14, 2023 in Physics by JoeSinger

+324 votes

0 answers

At what point on Earth does gravity become zero or negligible?

asked Apr 14, 2023 in Physics by Ells

+61 votes

0 answers

Can you name some things that can be explained by special and general relativity?

asked Apr 14, 2023 in Physics by QuantumHorizon

+248 votes

0 answers

When two waves travel in opposite directions and meet, will the two waves always form a series of nodes and antinodes?

asked Apr 14, 2023 in Physics by Max Baumber

+4 votes

0 answers

Can you explain electric potential and equipotential surface?

asked Apr 14, 2023 in Physics by billhicks

+267 votes

0 answers

What are vectors? Are they quantities that are functions of position and time?

asked Apr 14, 2023 in Physics by Dr Who

+47 votes

0 answers

At what speed will the mass of a body be doubled?

asked Apr 14, 2023 in Physics by Pratish

+10 votes

0 answers

Does Earth’s gravity slightly vary depending on where you stand on it? Or is the difference negligible?

asked Apr 14, 2023 in Physics by btiw

+15 votes

0 answers

Can new atoms be made using the fusion of atoms?

asked Apr 14, 2023 in Physics by SolarisTwilight (2.2k points)

+10 votes

0 answers

Who is dumber, the coin minter Isaac Newton, the clerk named Einstein, or the PhD physicists who copied and pasted Newton's wrong solution of F = G m M/r^2 and the error = Einstein?

asked Apr 14, 2023 in Physics by relationspacesuit

+12 votes

0 answers

How old is the universe – universally, objectively, not tied to any specific viewpoint, frame of reference, perhaps from a hypothetical outside view? Is the block universe the solution to this?

asked Apr 14, 2023 in Physics by Ross mcmahon

+56 votes

0 answers

How do we understand why and how it is that there is something instead of nothing (ON BALANCE)? What is the fourth dimension? How is the cosmological redshift fundamentally understood?

asked Apr 14, 2023 in Physics by Jay777

+7 votes

0 answers

What is the relation between work done by a force and its change in kinetic energy? What about potential energy changes due to gravity acting on objects being lifted vertically above Earth’s surface?

asked Apr 14, 2023 in Physics by katekl

+9 votes

0 answers

What is simole harmonic motion known as?

asked Apr 14, 2023 in Physics by wrigleyb

+3 votes

0 answers

Does a formula exist to find the perpendicular distance from the origin to any point in space and time?

asked Apr 14, 2023 in Physics by Lesbez

+2 votes

0 answers

How does a particle gain mass through the Higgs Field? I understand that Symmetry Breaking and having a 0 v.e.v causes this but what state does that particle have to be in to gain mass (should it be moving at a certain speed or is it something else)?

asked Apr 14, 2023 in Physics by oscar21

+78 votes

0 answers

What are some possible implications of the discovery that Earth's day length stalled at a constant value in its distant past?

asked Apr 14, 2023 in Physics by a davies

+205 votes

0 answers

Why does kinetic energy increase as velocity squared?

asked Apr 14, 2023 in Physics by PhoenixScribe

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