energy sciencie

1. LIST THREE examples each of:

(i) Wind Energy Resources ______________________

______________________

(ii) Solar Energy Resources ______________________

______________________

2. A building has 12 classrooms. Each classroom requiring 550 KW of electricity per hour.

(a) Using solar power for 50% of the classrooms for one week, how wide should two

six feet long solar panels be in order to supply the needed amount of electricity

to the classrooms. ( Solar power: 1.0 KW / m2 )

(b) Using nuclear power to supply electricity to 50% of the classrooms for three weeks,

how much uranium 238 is needed to supply this amount of electricity.

( Nuclear power : 440 KW / 1mg of uranium )

3. What is the TOTAL COST of providing electricity to ALL the classrooms for one month

if (i) solar panels cost $20 per m2 and (ii) uranium costs $95 per pound (1.0 pound= 454 g)

4. Give the name and formula of TWO uses for each of the following:

(a) solar energy ____________ __________________

____________ __________________

(b) nuclear energy ___________ __________________

____________ __________________

___________ __________________

___________ _____________

5. Draw a DETAILED DIAGRAM of a car battery. Outline ALL the steps of how it works.