<print this and answer the questions for homework>
1. Why does the author call this a "socioscientific" issue?
2. In ¶2, what is "this attitude" that most scientists accepted in the past?
3. How have those attitudes been changing recently?
4. What is another name for "greenhouse effect"?
5. On another piece of this paper, draw the greenhouse effect. Label (put names) on these parts of your diagram:
|
•sun •earth •energy from the sun •ozone •stratosphere |
•visible light •rocks, soil, water •reflected heat •heat •carbon dioxide |
6. On another piece of paper, draw a greenhouse. Label these parts:
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•sun •greenhouse •glass •sunlight |
•soil •heat •reflected heat |
7. What does equation #1 show us? When does this process happen?
8. When does equation #2 show us? When does this process happen naturally?
9. Explain in your own words why deforestation increases the greenhouse effect.
10. What are examples of the greatest human influence on carbon dioxide in the atmosphere? Are these adding or subtracting CO2?
11. Scientists disagree about how important the greenhouse effect will be. For the scientists who believe that the effects will be significant, what do they say might happen?
12. Other scientists say it's not important. Why?
13. Why do some people say it's foolish to spend money on this problem? Why do others say it's imperative?
created by: Debbie Anholt
date: May 5, 2000