Hands is actually specific measurement. Horse heights are measured in hands and hands, right? I knew that the horses were sin hands, but i didn't know that the hand had an actual unit. It's around four inches. If you have that problem with solid objects, imagine the challenge measuring the extent of gaseous objects. Just imagine thatk, yes.
Where does the Earth end? On this episode, Neil deGrasse Tyson and comic co-host Chuck Nice explore the Karman Line, LED light bulbs, banking turns and other things you thought you knew!
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Photo Credit: NASA
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