Hot air rises.

McCain, Obama, and Hot Air

Hot summer air mixed with cold air from the north.

Yes but the air is hot.

It means it gets filled with hot air.

Save the hot air for your other end!

Hot air rises, and air is drawn in off the sea to replace it.

Another type of engine is the hot air engine.

His lips are always moving, but he's just hot air inside.

If you've ever seen a hot air balloon, you've seen this law in action.

Not only that, because you have this convection, you have this rising of the air where it's hot, air is drawn in.

Hot humid air rose up to create several thunderstorms around an area of low pressure.

The unit heats air at the bottom, reducing its relative humidity, and the natural tendency of hot air to rise brings this low humidity air into contact with the clothes.

The Al Gore book, Our Choice and the David McKay book, Sustainable Energy Without the Hot Air.

The UK air delivered cluster bomb, the RBL755, contains 147 bomblets ejected from the casing by hot gasbags.

The earth's pull is what makes hot air rise, and this convection shapes flames into their familiar form.

How would it be possible that spectators sit, enjoy themselves in open air stadia in this hot environment?

Because hot air rises, ceiling fans may be used to keep a room warmer in the winter by circulating the warm stratified air from the ceiling to the floor.

Too hot, too hot.

It's hot damned hot.

History The early stages Hot air balloons had been used with military purposes in Spain as far back as 1896.

Hot gruel and... hot gruel.

Similarly, in summer a surge in demand can be linked with the increased use of air conditioning systems in hot weather.

A magazine I'd recently launched called Business 2.0 was fatter than a telephone directory, busy pumping hot air into the bubble.

It's a little known, but brilliant, genius invention of Robert Stirling that takes the hot air engine from being somewhat impractical

Man, it sure is hot Hot?

The Lesser Caucasus Mountains partially protect the region from the influence of dry and hot air masses from the south as well.

It was usually too hot, too stuffy or just too smelly, and my father would not let us use the air conditioner.

Hey, stop it... it's hot. Hot! Hey...

It was hot. It wasn't hot enough.

Get the red hot coffee! Hot dogs!

White hot. A blazing white hot, it...

I said it's hot, too hot here.

And the hot air engine also was not invented by Robert Stirling, but Robert Stirling came along in 1816 and radically improved it.

The simplest heat engine, or hot air engine, of all time would be this take a box, a steel canister, with a piston.

So when the air pushes up to go from the hot end to the cold end, it puts some heat into the sponge.

Hot!

Hot.

Hot.

Instead of using hot air to dry the clothing, mechanical steam compression dryers use water recovered from the clothing in the form of steam.

Warm. You're red hot, Pee Wee. You're red hot.

What about if I put a thermal sponge in the middle, in the passageway between where the air has to move between hot and cold?

You move that up and down with a little bit of energy but now you're only shifting the air down to the hot end and up to the cold end, down to the hot end and up to the cold end.

We're hot.

Hot Rocks