3 QUESTIONS FOR 40 POINTS 1.) How do solar thermal generators work?

A.) They block high angle sunlight but allow the penetration of low angle sunlight
B.) They use electric pumps to circulate air water and other fluids to places where heat is stored and then pumped to where energy is used
C.) They use flat glass covered plates over a black background which takes in solar radiation
D.) They use solar cells to covert sunlight directly into electricity
E.) They use sunlight to boil water and run steam driven systems

2.) Fossil fuel dependence has an impact on which of the following?

A.) the environment
B.) economics
C.) poverty
D.) international security
E.) all of the above

3.) How much money does the United States lose each year due to the non-local resource trade deficit?

A.) 10 million
B.) 500 million
C.) 1 billion
D.) 300 billion
E.) 1 trillion