Astronomy Beta
Mark Eichenlaub
  • ter.ps/mark
  • San Diego, CA, USA
  • Member for 7 years, 4 months
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About

I'm a coach for the US Physics Team. All US high school students are welcome to participate.

I also write physics courses focused on problem-solving at Art of Problem Solving, including the F=ma class in mechanics and PhysicsWOOT across a broad, calculus-based curriculum.

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All Questions Answers
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3
What is meant by "there is no refraction at the zenith"?
Mar 4 '19
3
What's an order-of-magnitude main sequence star look like?
Jul 21 '14
Top network posts
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423
Fourier transform for dummies
301
Find five positive integers whose reciprocals sum to $1$
275
Why are mirror images flipped horizontally but not vertically?
125
Is Earth really a magnet?
122
Why am I not burned by a strong wind?
120
Why doesn't the Moon fall onto the Earth?
93
What software programs are used to draw physics diagrams, and what are their relative merits?

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