Wind. Always there. Where does it come from? Click here to SUBSCRIBE, it's FREE! -- http://bit.ly/iotbs_sub ↓ More below ↓ Wind is everywhere. The air is ...
========== [Music playing] The word "wind" can mean many things. It can
be peaceful. Violent. Powerful. Exciting. Bitingly cold. Or searingly hot. Wind is everywhere, all the time. But where
exactly does it come from? I mean, it's only air, which we've talked about a little before.
But there are no fans, or turbines, or giant people in the sky blowing the air around,
so . . . where does the wind come from? Even when you don't feel the wind, the air
is never totally still. If you zoomed way in, you'd see air molecules, bouncing around,
colliding with each other and everything around them. All that bumping and bashing creates a force.
It's the force of all those bouncing air molecules over a given area of Earth that results in
pressure. See, air has mass, and gravity dr...