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Physics
David Elm's user avatar
David Elm's user avatar
David Elm's user avatar
David Elm
  • Member for 7 years, 9 months
  • Last seen more than a week ago
  • California, United States
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About

Currently, I'm teaching astronomy at Reedley College.

My degrees are in physics.

I'm interested in physics education, dark matter and octonions.

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Top posts
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14
Can Newton's laws of motion be proved (mathematically or analytically) or are they just axioms?
Nov 12, 2016
12
Water and Ice with a Barrier
Nov 30, 2016
8
Where does the electron come from when a free neutron transforms?
Mar 18, 2020
8
Why can electric cars recoup energy from braking, but a spaceship cannot?
Mar 8, 2017
6
If a planet's core is heated by its gravitational pressure, where does that energy come from?
Nov 30, 2016
6
What is a phonon?
Nov 20, 2016
5
How can a photon collide with an electron?
Apr 12, 2020
5
Uses of the Angular Momentum 4-Tensor
Dec 7, 2016
5
Can a magnet bend light?
Oct 9, 2019
5
Neutrino oscillations in their rest frame
Nov 20, 2017
Top network posts
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23
When did people first measure that the Earth was closest to the Sun during January?
14
The unreasonable effectiveness of Padé approximation
10
Is there research to back up the claim that math classes help develop analytical skills?
10
Is there a name for paths that follow gridlines?
9
Movie where an adventurer and trickster go into a foggy tunnel to find treasure, traps tempt them off the path