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Which factors affect heat transfer between a warm and a cool substance?
the time it took to heat the substance, the area of contact, and the specific heats of the substances
the amount of time of contact, the area of contact, and the specific heats of the substances
the time it took to heat the substance, the area of the substances, and the specific heats of the substances
the amount of time of contact the area of the substances and the specific heats of the substances
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Answer: B

Explanation:

It's not the time it took to heat the substance, so that rules out A and C.

This means that we only have to choose between

B. the area of contact

D. the area of the substances

(since everything else in each of those answers are the same)

Area of contact matters more (e.g. an object with greater surface area is exposed to the air more, will lose/gain heat quicker than an object with less surface area).

Answer:

Explanation:

The answer would be B