A thermal insulator separates a warm liquid from a cold liquid. Neglecting the e

Question

A thermal insulator separates a warm liquid from a cold liquid. Neglecting the effects of the environment, how will the warm liquid and cold liquid change over time?

A. Both liquids will very quickly reach the same equilibrium temperature. B. The warm liquid will gradually become warmer; the cold liquid will gradually become colder.

C. The warm liquid will very quickly become warmer; the cold liquid will very quickly become colder.

D. Both liquids will very gradually reach the same equilibrium temperature.

Explanation / Answer

D. Both liquids will very gradually reach the same equilibrium temperature.
From newtons law, dT/dt is proportional to dT

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