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Michael Seifert
  • Member for 7 years, 1 month
  • Last seen this week
  • New London, CT
152 votes
Accepted

Why are "degrees" and "bytes" not considered base units?

90 votes

Do we know why there is a speed limit in our universe?

80 votes
Accepted

Could a "living planet" alter its own trajectory only by changing its shape?

73 votes

Why does my bumper scrape when driving fast over a bump but not slow?

64 votes
Accepted

Is there a maximum distance from a planet that a moon can orbit?

49 votes

Where does the kinetic energy of the orbiting black holes go after the merger?

45 votes
Accepted

Is this statement of conservation of charge circular?

44 votes
Accepted

Why do my "steel ice cubes" have water in them?

43 votes
Accepted

Can we create and destroy energy simultaneously at different points in a space?

41 votes
Accepted

Formula for centripetal acceleration: simple proof that does not use calculus?

39 votes
Accepted

Why certain rotations are unstable? (Euler Equations)

37 votes
Accepted

Why can't the degeneracy pressure self-adjust itself to resist gravitational collapse?

35 votes
Accepted

What does it mean when an isotope is stable?

34 votes

If a polarized light wave is indistinguishable from its original self after being flipped 180°, why doesn't a photon have a spin of two?

30 votes

Is Fermat's principle only an approximation?

30 votes
Accepted

What is different in the morning sunlight so it doesn't produce as much electricity as at noon?

29 votes

If the gravitational force were inversely proportional to distance (rather than distance squared), will celestial bodies fall into each other?

27 votes
Accepted

What is the complete proof that the speed of light in vacuum is constant in relativistic mechanics?

25 votes

Can Newton's laws of motion be proved (mathematically or analytically) or are they just axioms?

24 votes
Accepted

Does a person inside a falling bus fall to the front of it?

24 votes
Accepted

Will a falling rod stay in contact with the frictionless floor?

23 votes

Why don't molecules of a gas settle?

23 votes

What does the minus sign in Maxwell's third equation imply?

22 votes
Accepted

Is this proof that massless objects cannot be charged?

22 votes

Why is iron the peak of the binding energy curve?

20 votes

What is the wavelength of gravitational waves?

20 votes
Accepted

Has it been experimentally proven that energy causes gravity?

20 votes

Can a bullet travel all the way around a centrifuge?

20 votes
Accepted

Vector cross product formula without a second term (Spiegel, Theoretical Mechanics)

19 votes

Will table sugar twist polarized light?

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