The Laws of Thermodynamics

Review Questions

Which of the following is not an example of an energy transformation?

  1. Turning on a light switch
  2. Solar panels at work
  3. Formation of static electricity
  4. None of the above

Hint:

A

Label each of the following systems as high or low entropy: i. the instant that a perfume bottle is sprayed compared with 30 seconds later, ii. an old 1950s car compared with a brand new car, and iii. a living cell compared with a dead cell.

  1. i. low, ii. high, iii. low
  2. i. low, ii. high, iii. high
  3. i. high, ii. low, iii. high
  4. i. high, ii. low, iii. Low

Hint:

A