Physics
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David Elm

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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  • California, United States
  • Member for 4 years, 6 months
  • 357 profile views
  • Last seen Apr 1 at 17:58

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13 Can Newton's laws of motion be proved (mathematically or analytically) or are they just axioms? Nov 12 '16
12 Water and Ice with a Barrier Nov 30 '16
8 Why can electric cars recoup energy from braking, but a spaceship cannot? Mar 8 '17
7 Where does the electron come from when a free neutron transforms? Mar 18 '20
6 What is a phonon? Nov 20 '16
6 If a planet's core is heated by its gravitational pressure, where does that energy come from? Nov 30 '16
5 Momentum of a charged particle in a magnetic field Nov 14 '16
5 Can a magnet bend light? Oct 9 '19
5 How can a photon collide with an electron? Apr 12 '20
4 Uses of the Angular Momentum 4-Tensor Dec 7 '16
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