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because when you put ice in water nothing happens but wen you put it on something hot it will melt and cool things down
Freon itself if not cold. Freon can be used to cool things by compressing the gas and then letting it expand. When a gas expands, it cools down (for more information about that, look up the Ideal Gas Law). Freon is very effective for this purpose and because it is a gas with a high heat capacity. Any gas can cool thing in the same way, but Freon does it particularly well. Unfortunately it is what is called a CFC, which destroys ozone in the atmosphere.
Cool Air! As the heated air rises the heated air starts getting cool. This is because the higher the air is the colder it gets. Then the heated air will be replaced with cold air. As the cold air then comes down near the ground the cool air will become heated because of the sun. Heated Air - Cool Air - Cold Air And On And On It Goes
This is because the fridge is cold, and this cold makes the outside of the can cold. Objects get col from the outside, in. Unlike heat, which warms objects from the inside, out,
first of all BECAUSE THEY ARE HOT and they dont cool off instantly when you eat them. it takes time. just fyi things dont cool off. the air, liquid, solid, or plasma they are touching absorbs the heat away from them so if you have cold water and you put a scorching hot metal ball in it, the ball will cool faster than if you put it in warm or room temperature water.
Hot things get cooler, and cold things get warmer, because they exchange heat with their surroundings. A "cool bag", whatever that is, is apparently designed in such a way as to prevent that (probably it's insulated).
It keeps stuff cool
To keep thing cool / cold.
To keep thing cool / cold.
cool clothes and cool shoes and cool things!
because its cool
Alot of things.
Spain is so cool because it is :)
cool whip
because cool drink is cold
The best way to keep something cold is to place it in a cooler that is filled with ice. You can also place things underground to keep them cool or place them in a refrigerator.
yes.. because they are cool