Questions

1.

What is the energy content, in Joules of a 300 Calorie chocolate bar?

2.

Which is colder, -273 ^oC, or -273^oF?

3.

Which form of heat transfer uses the properties of fluids?

4.

Which form of heat transfer can take place in vacuum?

5.

True or false: A cup of coffee cannot spontaneously warm up (rather than cool down) in a cold room because this process would violate the first law of thermodynamics.

6.

Which of the three statements of the 2nd Law of Thermodynamics can be most easily understood in terms of heat engines?

7.

Which of the three statements of the 2nd Law can be most easily understood in terms of statistics?

8.

True or false: the 2nd law provides Nature with an ``Arrow of Time'' and leads us to conclude that the laws of Physics are not invariant under time reversal.