Cory+R

1 how do photo valtaic cells work? A. they create miracles B. they use the suns energy to create a current C. they use mirrors to heat stuff up.

2 how do solar thermal plants work A. they use the sun's energy to create a current of electricity B. they use mirrors to heat oil which boils water setting off a reation which creats electricity C. none of the above

3 why is solar not the best form of alternative fuel sorce A. they are not efficient B. they are expensive C. both a and b D. they are a myth like big foot

4 what percentile of efficency are solar panels? A.2% B.26% C.12% D.15%

5 would it be acurate to say that there is one alternative energy source that will rid us of our oil dependancy? A. True B. False