Question

Equal masses of different substances need _______________ amount of heat for a unit rise in temperature

Answer 1

Answer:

one degree

Explanation:

Specific heat, ratio of the quantity of heat required to raise the temperature of a body one degree to that required to raise the temperature of an equal mass of water one degree.

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Answer 2

Answer:

Different Amount

Explanation:

The Scottish scientist Joseph Black, in the 18th century, noticed that equal masses of different substances needed different amounts of heat to raise them through the same temperature interval, and, from this observation, he founded the concept of specific heat.