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Scientific Tuesdays - Crush Metal with Water!

СообщениеДобавлено: Сб окт 01, 2011 10:16 pm
arthmumm
Scientific Tuesdays - Crush Metal with Water!


From Youtube.com


Описание:

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In today's Scientific Tuesday episode we are going to crush cans using water!

Why it works:
When the water boils it pushes all the air out of the can. and
if you quickly cool it it causes all the water vapor to condense
which makes a vacuum inside of the can.

That means the air pressure outside of the can is stronger than inside
so the can collapses in on itself. Pretty cool.