1. The driving force behind plate tectonic movement that cause volcanoes to erupt is
2. Which of the following is NOT a source of thermal energy (heat) inside the Earth? 3. What is specific heat? 4. This picture illustrates a major source of heat inside of the Earth. Identify the source. 5. Identify the hottest layer of Earth's interior. 6. What happens to the movement of material when the heat is turned off? 7. Why does hot material rise creating convection currents? 8. Material that cools becomes more dense and 9. According to the second law, how does heat flow? 10. What happens to energy transfer at thermal equilibrium? 11. Calculate Specific ht of Plutonium. Mass of sample is 50 g, total heat 450 J , temp. diff 70°C 12. Cu has sp. heat 0.384 J/ g°C. What is temp change when a sample of 50 g has total heat 250 J ? 13. How are the variables related in the equation? 14. Convert 100°C to Farenheit 15. Water has a very high specific heat compared to sand. During the day, which would be hotter? 16. Specific heat data in J/g °C: Brass = 0.402, Copper = 0.377 and Iron = 0.460. Which is correct? 17. Convert 1050 °C to Farenheit
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