For Most Metals,the Heat Capacity Goes as C = $\gamma$ T + AT³ at Low Temperatures (~ 100 K),whereas Insulators

question 67

Multiple Choice

For most metals,the heat capacity goes as C = $\gamma$ T + AT³ at low temperatures (~ 100 K) ,whereas insulators only has the T³ term.Both $\gamma$ and A are constants.The two terms in the expression for C suggests

• A)there are at least two degrees of freedom in metals.
• B)there are two independent mechanisms for heat to be absorbed or released in metals.
• C)that there are two kinds of heat that are absorbed by metals.
• D)that thermal energy is transferred to metals differently than insulators.
• E)nothing.It just happens that way.

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