The specific heat for a general solid Cv (T) is (y and B are constants) a. BT3 b. YT + BT3 c. YT + BT4 d. yT

2. Gain or loss of energy? write G or Lin the blank A. I When water freezes. В. During sublimation. C. When water boils. D. g When ice melts. E. During condensation. F. When water turns to steam. 3. is it a Solid, Liquid, or Gas? write S, Lor G in the blank A. Water at 50° C. B. Water at 120°C. C. Water at 10° C. Water at -5°C. E. Water at 100°C. F. * Water at 285 K. (bonus) D. Match each term to the correct description. You will only use each term once. 4. Insulator A. A region of space that contains no matter. e 5. Conductor B. Allows convection, but is a very good insulator. 6. Vacuum C. Any material that easily allows heat to move through it. a D. Allows convection; can be a good conductor of heat. 7. Solid E. Materlal that resists the movement of heat through it. 8. Liquid

Why is melting of ice considered as a reversible process? A. It is natural for ice to melt by itself. B. The melted ice can become frozen again. C. The composition of ice is the same after melting. D. It happens when the ice is exposed to a hot environment.