In this question you will be assessed on using good English, organising information clearly and using specialist terms where appropriate. The diagram shows the structure of a vacuum flask. A vacuum flask is designed to reduce the rate of energy transfer by heating processes. Describe how the design of a vacuum flask keeps the liquid inside hot – T

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Q1.         

In this question you will be assessed on using good English, organising information clearly and using specialist terms where appropriate.

The diagram shows the structure of a vacuum flask.

A vacuum flask is designed to reduce the rate of energy transfer by heating
processes.

Describe how the design of a vacuum flask keeps the liquid inside hot

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