A. 114C b. 72C c. 64C d. 37C 10. Heat flow occurs between two bodies in thermal contact when they differ in what property? A. mass b. specific heat c. density d. temperature 11. Who demonstrated that when heat is gained or lost by a system during some process, the gain or loss can be accounted for by an equivalent quantity of mechanical work done on the system? Chapter 11, Energy in Thermal Processes 12. The first experiment, which systematically demonstrated the equivalence of mechanical energy and heat, was performed by: a. Joule b. Boltzmann c. Thompson, Count Rumford d. Kelvin 13. Sea breezes that occur near the shore are attributed to a difference between land and water with respect to what property? A. mass density b. coefficient of volume expansion c. specific heat d. emissivity 14. How does the heat energy from the sun reach us through the vacuum of space? A. conduction b. radiation c. convection d. none of the above choices are valid 15. Which one of the following processe
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