Science, asked by khdjbasharat, 7 months ago

Explain Why a vacuum flask can keep drinks cold as well as hot.

Answers

Answered by sagar88887

4

Answer:

The technical name of a thermos is a vacuum flask (you will know the reason why, shortly). To keep your drinks hot or cold, it minimizes heat transfer due to conduction and radiation. Convection is not included because convection keeps the temperature in a liquid even.

Answered by manjubaladalabehera

6

Answer:

because it contains convection process that come to contact with heat and cold bodies

Explanation:

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