Page 15 - Fuel Cell Student Edition

Pre Lab

Que s tions

1. What type of energy is converted into electrical 6. Why do PEM fuel cells require a supply of gas?
energy in a fuel cell? .............................................................................
............................................................................. .............................................................................
............................................................................. .............................................................................
............................................................................. .............................................................................
.............................................................................
7. What is the difference between a PEM fuel cell
2. What was William Grove trying to prove in 1843 and an alkaline fuel cell?
when he built the first fuel cell? .............................................................................
............................................................................. .............................................................................
............................................................................. .............................................................................
............................................................................. .............................................................................
.............................................................................
8. How does the efficiency of most fuel cells
3. The lack of what substance(s) would make Mr. compare to Nuclear Power?
Grove’s fuel cell stop working? .............................................................................

............................................................................. .............................................................................
............................................................................. .............................................................................
............................................................................. .............................................................................
.............................................................................
9. Why do you think we send fuel cells into
4. What are the three major components of a fuel space instead of nuclear reactors on manned
cell? missions?
............................................................................. .............................................................................
............................................................................. .............................................................................
............................................................................. .............................................................................
............................................................................. .............................................................................

5. What do we call a collection of fuel cells 10. Why aren’t Magnesium-Air Fuel Cells in
connected together electrically? common use if their efficiency is so high?
............................................................................. .............................................................................
............................................................................. .............................................................................
............................................................................. .............................................................................
............................................................................. .............................................................................

14 TOTAL REDOX™ – FUEL CELLS TOTAL REDOX™ – FUEL CELLS 15