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/u/vanavv's posts in /r/askscience

Is gravity weaker on the equator just because the radius is larger, or also because of a centrifugal force?

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Why do my calculator and Wolfram Alpha disagree on a negative number with a fractional exponent?

243 upvotes
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Why do unstable heavy particles usually only emit alpha and/or beta particles? Why not just a single proton or neutron?

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Could mass be quantized?

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Is quantum tunnelling related to quantum fluctuations?

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How do you round a number like 1.4999...?

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How do two straight, parallel currents create a magnetic field with which they affect each other?

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What creates the 'sucking' sound when discharging a Van de Graaff Generator?

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Nitrogen has a lower density than oxygen, so why in air does all the oxygen not stay near the surface, and the nitrogen rise up, but instead it stays mixed?

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