Physics
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caverac
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All Questions Answers
Score Newest
answer
72
What is the probability for an electron of an atom on Earth to lie outside the galaxy?
Dec 16, 2018
answer
30
Why does a metal bar in space in the shadow of the earth not go to absolute zero?
Feb 18, 2018
answer
14
Do supernovae push neighboring stars outward?
Jan 21, 2019
answer
12
Why do physicists think that the dark matter is cold?
Dec 15, 2018
answer
11
Why do we ignore normal forces when applying conservation of energy to roller coasters?
Jan 22, 2018
answer
10
Conversion between extragalactic distances
Nov 22, 2016
answer
9
Why does a star die once it has iron?
Jan 22, 2019
answer
9
What is the complete proof that the speed of light in vacuum is constant in relativistic mechanics?
Apr 12, 2017
answer
9
Why is $\frac{d^2}{dx^2}=\left(\frac{d}{dx}\right)^2$ justified in the equation for the square of the momentum operator?
Nov 13, 2016
answer
8
Why can't a particle penetrate an infinite potential barrier?
Dec 19, 2018
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40
Pacman circle in TikZ
33
How does WolframAlpha get an exact answer here? ${}{}$
31
New Year Maths $2019$
20
Graphing truncated Fourier transform
19
How to draw the parabola with equation x = y^2/2?

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