Cengage Advantage Books: Sustaining the Earth 10th Edition by Tyler Miller,Scott Spoolman

Exercise 21

Review the Key Questions and Concepts for this chapter on p. 246. Define and distinguish among atmosphere , troposphere , stratosphere , and ozone layer. Explain how the troposphere and stratosphere differ. Distinguish between weather and climate. List three major factors that determine how heat and moisture are distributed in the atmosphere. Define ocean currents and describe how they affect climate. Define greenhouse gases , describe the greenhouse effect, and explain why the latter is important to life on earth.