A Thermally Isolated System Is Made Up of a Hot

question 50

Multiple Choice

A thermally isolated system is made up of a hot piece of aluminum and a cold piece of copper; the aluminum and the copper are in thermal contact. The specific heat capacity of aluminum is more than double that of copper. Which object experiences the greater magnitude gain or loss of heat during the time the system takes to reach thermal equilibrium?

• A) the aluminum
• B) the copper
• C) neither; both experience the same size gain or loss of heat
• D) it is impossible to tell without knowing the masses
• E) it is impossible to tell without knowing the volumes

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Definitions:

F-statistic

A value derived from an ANOVA (Analysis of Variance) test, used to determine if the means between two populations are significantly different.

Analysis of Variance (ANOVA)

A statistical method used to compare means of three or more samples.

Numerator

The top number in a fraction that represents the part of the whole being considered or counted.

Denominator

The bottom number in a fraction that represents the total number of equal parts the whole is divided into.