Although the gap has been shrinking in the recent decade, the United States is still generally viewed as the dominant economic, military, social, etc. power in the world.

A liberal is more likely to be comfortable with the federal government using its power/authority to force change in the political, economic, and social realms than a conservative would be.

All the following represent a direct, effective check that is designed to slow down Congressional action EXCEPT: 

Rocks are comprised of inorganic substances called _______.

_________ is the process of changes in composition and structure of the rock due to wind, water, temperature, and chemical reactions.

How many modes of indirect disease transmission are there?

Marble is a good example of what type of rock?

This rock type comprises the crust of the planet and comes from cooled and hardened molten lava.

What is the sewage solids removed from wastewater otherwise known as?

_________ is having the potential to cause cancer in humans.