Recent questions in Physics

+73 votes

0 answers

What is the difference between orbital velocity and terminal velocity? Why don't satellites crash when they reenter the atmosphere?

asked Apr 17, 2023 in Physics by reefbreezy

+5 votes

0 answers

How does the double-slit experiment show quantum indeterminacy/randomness?

asked Apr 17, 2023 in Physics by SolarisNova

+308 votes

0 answers

When and how was the atom detected empirically for the first time?

asked Apr 17, 2023 in Physics by owen

+11 votes

0 answers

Why does the cosmic microwave background radiation prove that our universe is flat?

asked Apr 17, 2023 in Physics by PeterT366

+25 votes

0 answers

Has Frank Martin DiMeglio fundamentally revolutionized our understanding is what is gravity? Has he surpassed Newton and Einstein?

asked Apr 16, 2023 in Physics by ellipticalwaiting

+22 votes

0 answers

How is it that gravitational waves propagate across empty space? If gravity bends space/time around objects of mass, then what matter exists in empty space to carry the wave?

asked Apr 16, 2023 in Physics by teengateway

+14 votes

0 answers

How can anyone help me with this question? 6. An 18-gauge copper wire (diameter 1.02 mm) carries a current of 250 A. The density of free electrons for copper is 8.5 X 1028/M3, calculate the current density in the wire.

asked Apr 16, 2023 in Physics by BDY62

+24 votes

0 answers

Can people make the time machine?

asked Apr 16, 2023 in Physics by SolarisAlchemy

+32 votes

0 answers

How does mass bend space-time?

asked Apr 16, 2023 in Physics by Adie Moore

+27 votes

0 answers

Where can I find a article on extracting kentic energy from air, using the electro magmatism spectrum?

asked Apr 16, 2023 in Physics by Ken C

+2 votes

0 answers

What would happen if the rotation of Earth suddenly stopped altogether? Would things fall off into space, or would everything stay where it was originally due to inertia?

asked Apr 16, 2023 in Physics by aloofsulphur

+135 votes

0 answers

Why can't there be something like half of the Planck length? For example, you can take half a pi. So if Planck is just the term for the smallest possible distance, how is that possible?

asked Apr 16, 2023 in Physics by haveagobob12

+48 votes

0 answers

What happens to an electron when it goes around the atom?

asked Apr 16, 2023 in Physics by EmberSeeker

+23 votes

0 answers

What is the EPR experiment? Does it violate relativity?

asked Apr 16, 2023 in Physics by biggs83

+98 votes

0 answers

When we consider the implications of gravitational forces on a spherical Earth, how do we explain the uniform distribution of atmospheric pressure at various altitudes without invoking alternative atmospheric models specific to a flat Earth model?

asked Apr 16, 2023 in Physics by Goldenduck

+2 votes

0 answers

Does the Sun have a surface? Can the Sun become a planet? What was our Sun earlier?

asked Apr 16, 2023 in Physics by Mountain Man

+22 votes

0 answers

Is the universe eternal?

asked Apr 16, 2023 in Physics by Enda Kelly

+17 votes

0 answers

Does weight only depend on the mass of an object and gravity?

asked Apr 16, 2023 in Physics by frequentannulet

+18 votes

0 answers

If the Earth is spinning, how do planes land?

asked Apr 16, 2023 in Physics by NebulaSeeker

+13 votes

0 answers

What causes continuous rolling thunder when no lightning visible?

asked Apr 16, 2023 in Physics by AuroraEcho

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