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The speed of sound is a single value yet the speed of atoms is distributed over many values. Does the sound wave front smear out?

waves acoustics speed asked Jul 14 '16 at 11:43

physics.stackexchange.com

Temperature when we strike a spark in vacuum

thermodynamics temperature friction thermal-radiation asked Jan 5 '18 at 3:11

physics.stackexchange.com

Fantasy book series, army of skeletons in one of the books

story-identification asked Nov 17 '16 at 23:18

scifi.stackexchange.com

Top Answers

Can an alien society believe that their star system is the universe?

worldbuilding.stackexchange.com

Could astronauts find their bearings in the Universe after being transported 6 gigalightyears from Earth?

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Is the Pike Square formation truly invincible?

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In a world where Magic steam Engines exist what would keep people from making cars

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A fruit that electrically shocks you

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Can a civilization be reduced to the Stone age by a conventional war?

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Can we shoot bullets into a specific LEO?

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How can my ancient Roman civilization develop effective steam power for use in ships?

worldbuilding.stackexchange.com

Stellar Navigation for Dummies - Finding your way home

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What's the fastest way for a creature to move across land?

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If the Romans found one working steam engine would they have been able to copy and use it?

worldbuilding.stackexchange.com

Compressed air lighting?

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How fast a current can ancient water way travel overcome?

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Can arsenic make deadly weapons?

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Magical TOWER. Why?

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Creature that swims in the solid ground

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How could steampunk civilizations get lifting gas?

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What methods might an ancient civilization take to extract fresh water from great depth?

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Given our current knowledge of exoplanets, approximately how many planets have earth-like gravity in a galaxy the size of the Milky Way?

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Could more Earth-like planets exist in our Sun's “goldilocks” zone?

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