1. Why was it essential to create a Federal system of government in the United States of America? The American political system was designed out of fear of Centralized Power. Describe how our Federal Structure diffuses power and protects the rights of both individuals and states.

2. The presence of which of the following hastens evaporation?

a) warm water

b) Cold air

c) Already humid air

d) slow-moving air

e) Rising air

3.In terms of atmospheric change, which of the following is TRUE?

a) Change has never occurred

b) International treaties have been able to halt climate change

c) The ozone hole problem is now solved

d) the present era is the first time there has ever been climate change

e) humans are adding impurities to the atmosphere at a rate previously unknown.

4. At which altitude can the greatest concentration of ozone be found?

a) 0 km

b) 10 km

c) 40 km

d) 20 km

e) 80 km

5. Fact: The upper elevations of high mountain ranges are generally the places with the best wind resources for a region. From your understanding of wind power, why are these areas rarely used to place wind turbines?

a) construction is usually impossible in these areas

b) the U.S. government won't allow it.

c) the turbines may interfere with the habitats of mountain goats

d) it is too cold for turbines to function

e) the winds are usually higher than the stress limits for the turbine blades.