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Top Questions
21
votes
Why does water ($\mathrm{H_2O}$) only have two distinct fluid phases?
condensed-matter
water
phase-transition
states-of-matter
liquid-state
asked Nov 28, 2013 at 0:47
physics.stackexchange.com
8
votes
How to overwrite a very large hard drive (18TB) with random data using shell commands in Linux
hard-drive
bad-blocks
large-data
asked Jan 22, 2022 at 11:48
serverfault.com
6
votes
Is Galilei's reasoning on free fall valid?
newtonian-mechanics
experimental-physics
newtonian-gravity
history
free-fall
asked Jan 8, 2014 at 13:47
physics.stackexchange.com
Top Answers
117
What exactly is a photon?
physics.stackexchange.com
52
Is throwing dice a stochastic or a deterministic process?
physics.stackexchange.com
35
How can momentum but not energy be conserved in an inelastic collision?
physics.stackexchange.com
30
Second law of Newton for variable mass systems
physics.stackexchange.com
22
How is energy "stored in an electric field"?
physics.stackexchange.com
16
What is the proper way to explain the twin paradox?
physics.stackexchange.com
16
Normalizing the solution to free particle Schrödinger equation
physics.stackexchange.com
16
Why do non-rigid bodies try to increase their moment of inertia?
physics.stackexchange.com
15
Why does carbon dioxide not sink in air if other dense gases do?
physics.stackexchange.com
13
Why do electrons and positrons exhibit opposite helical motion in a magnetic field?
physics.stackexchange.com
13
What is the resolution to Gibb's paradox?
physics.stackexchange.com
12
How to rebut denials of the existence of photons?
physics.stackexchange.com
12
Why do EM waves propagate forward in time rather than backward in time?
physics.stackexchange.com
12
Entropy as a function of temperature: is temperature well defined?
physics.stackexchange.com
11
Propagator in Quantum Mechanics
physics.stackexchange.com
11
Connection between Hamiltonian version of the least action principle and probability amplitude in the Schrödinger equation
physics.stackexchange.com
10
Why is spacetime not Riemannian?
physics.stackexchange.com
10
Is the Dirac $\delta$-function necessarily symmetric?
physics.stackexchange.com
10
Does Newton's third law of motion fail anywhere?
physics.stackexchange.com
9
How can there be a voltage across an inductor if the voltage through any conductor is zero?
physics.stackexchange.com
9
Recommended books for advanced undergraduate electrodynamics
physics.stackexchange.com
9
Suspicious EMF equation
physics.stackexchange.com
9
Viscosity and surface tension
physics.stackexchange.com
9
Why are there two metric signature conventions?
physics.stackexchange.com
9
Why does a copper mug keep my Moscow Mule cold? (Or does it?)
physics.stackexchange.com
9
Is any work done if I walk in a circle?
physics.stackexchange.com
9
Is an electron in an hydrogen atom being measured by the nucleus?
physics.stackexchange.com
8
How to list all variables names and their current values?
askubuntu.com
8
Is it safe to apply Kirchhoff's voltage law to a closed loop containing an inductance with unsteady current?
physics.stackexchange.com
8
Galilean transform as limit of Lorentz one
physics.stackexchange.com
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