The cold air is denser, so cold air usually sinks down, and warmer air will float to the top.
Hair.
warm air goes over cold air.
Under and to the back. OVER it goes on top of the tongue. if it is under the bit will have no effect
That's called an 'occluded' front.
It goes under the mattress pad
I believe the feather bed would go under the sheet...We had one when I was a kid and that's what we did. A feather bed goes under. A down comforter goes over
A Shadow
the swimer
It would be a windstorm
hessian is a material that is weavedit goes under then over and it repeates
Yes. When it goes over land or cold waters, it weakens.
I think is is like what goes around comes around