15 May HOW DO MASS AND SPEED RELATE TO KINETIC ENERGY?
What are fossil fuels? How are coal and oil forms of solar energy?
2. How do scientists define “work”?
3 What is a joule? What is the equivalent unit in the English system?
4. What is the difference between energy and power? What is a unit of power?
5. How do mass and speed relate to kinetic energy?
6. What is the relationship between heat, energy, and the motion of atoms?
7. Explain how sound is actually a form of energy. In what medium do sound waves travel?
8. What does it mean to say that different forms of energy are interchangeable?
9 Give examples of changes of energy from potential to kinetic and from kinetic to potential/
10. What is a trophic level? Give some examples. How much energy is lost in moving from one trophic level to the next higher level?
11. Does the total amount of energy in an isolate system change over time? Why or why not?
12.Does the First Law of Thermodynamics imply a directionality in nature?
13. What is specific heat capacity? Which heats more quickly, a kilogram of water or a kilogram of copper? Why?
14. What are the three different ways by which heat is transferred? Give an example of how each of them works in your house?
15 What is the difference between temperature and heat?
16 What makes a good conductor of heat? What makes a good insulator?
17. Explain why heat only flows spontaneously from hot to cold objects.
18. Describe the three common temperature scales. What fixed points are used to calibrate them?
19. State the second law of thermodynamics in three different ways. In what ways are these three statements equivalent?
20. What is entropy? Give an example of a situation in which entropy increases. Can the entropy of an isolated system decrease? If so, how?
21. In what way is aging an example of the second law of thermodynamics?
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