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
Yes.
because it helps keep the things inside cool
Foam insulates the cold drink.
White reflects heat,thereforereducing heat radiation to keep the fridge or freezer cool
It keeps stuff cool
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 , of course the only thing it cant keep cool is ice creem :p
it is not now go back and return it
because you don't want it hot
Things which keep warm things warm and cold things cold are referred to as insulators.
people keep things in the to keep things cool
To keep thing cool / cold.
Glaciers are not what keep the poles cold. The cold at the poles is what creates glaciers.
To keep thing cool / cold.
Turtle
Yes, it can also keep things cold.