Answer the following questions in complete sentences. Each question is worth 2 points. Due Friday 8/24/01.

1. What is the main component in your body?

 

2. How much of the world’s population lives in an area with severe fresh water problems?

 

3. What are the three characteristics of water?

 

4. Describe the hydrologic cycle.

 

5. In what state do the headwaters of the Mississippi River begin?

 

6. In what state do the headwaters of the Tennessee River begin (use a map in the A pages of your book)?

 

7. Why are estuaries so important to animal life? What kinds of animals only live in estuaries?

 

8. What is the deepest place on earth? What is it like there?

 

9. What surprising minerals exist in seawater?

 

10. What percentage of seawater is salt?

CHAPTER 5 Questions

1. What happens to all global landforms over time?

 

2. What are the four main types of erosion?

 

3. What is the most destructive force of erosion?

 

4. What causes the earth’s plates to move and what effect do these movements have?

 

5. What are plates and in what ways do they move?

 

6. How did we get from Pangaea to our seven continents?

 

7. What are primary and secondary landforms and how do they influence human settlement?