1. What are the three common temperature scales? What are the normal boiling and freezing points of water in each scale?

3. What is the significance of absolute zero?

7. Explain what a bimetallic strip is and how it functions.

9. A certain engine part made of iron expands 1 mm in length as the engine warms up. What would be the approximate change in length if the part were made of aluminum instead of iron?

13. After sitting outside on a cold night, the pressure in the tires of your car is 26 psi. If you drive your vehicle to work, a distance of 25 miles, at highway speeds, would you expect the tire pressure to increase, decrease, or remain the same? Explain the rationale for your choice. Assume that the outside air temperature remains constant during your trip.

15. Air is allowed to escape from an inflated tire. Is the temperature of the escaping air higher than, lower than, or equal to the temperature of the air inside the tire? Why?

17. According to the first law of thermodynamics, under what conditions would it be possible for a system to absorb heat from its surroundings yet suffer no change in its internal energy?

19. A potato will cook faster in a conventional oven if a large nail is inserted into it. Why?

21. A coin and a piece of glass are both heated to 60C. Which will feel warmer when you touch it?

23. On a cool night with no wind, people facing a campfire feel a breeze on their backs. Why?