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because it does

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Lydia Schulist

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1y ago
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Q: How does a polystyrene cup keep drinks warm?
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Related questions

How can a polyfoam container keep food warm?

well a polystyrene cup conducts heat so that is how it keeps your drink warm


Does a glass cup keep drink warm long?

No, a galss cup does not keep any drink warm long.


Why does a polastyreane cup feel warm?

A polystyrene cup feels warm because it is a poor conductor of heat. This means that heat is not transferred easily from the outside of the cup to the inside and the cup is unable to dissipate the heat quickly. Instead the heat generated by the liquid inside the cup is trapped making the cup feel warm to the touch.The material of a polystyrene cup is designed to insulate meaning it does not easily transfer heat. This means that heat generated by the liquid inside the cup is retained causing the cup to feel warm to the touch. Other materials such as metal or ceramic are much better conductors of heat and are better able to dissipate heat quickly.The following characteristics of polystyrene make it a poor conductor of heat:Low thermal conductivityHigh resistance to heat transferLow thermal diffusivityWhen a polystyrene cup is filled with a hot liquid the heat of the liquid is not easily transferred out of the cup making it feel warm to the touch. This is why polystyrene cups are often used for hot beverages.


Does a polystyrene cup hold more heat than a plastic cup?

Polystyrene


Why do people place coolie cups foam cup holders around their canned drinks?

To keep it cold, as the body temperature of the hand can warm the drink.


What material of cup keep your drinks hot?

styrofoam


Can a paper cup keep drinks cold?

Not for long.


What type of cup keeps drinks warm the longer?

tall skinny metal ones


Will a hot cup of water keep a plastic cup warm?

Yes it will .


Will a tin cup keep a drink warm?

Of Course


What is Raw material of a polystyrene cup?

hydrocarbons


How do you keep coffee warm without a heating device?

keep it in a thermal cup