Priscilla+C

[|pre.ppt]

1. The positive effects of the melting of arctic ice are: a. higher rates of coastal erosion b. tankers,and icebreakers would be able to go to their destination faster c.walruses would have more to eat d. whales wouldn't be able to swim.

2. The loss of ice will likely; a. cause sea levels to rise b. threaten the life's of polar bears c. cause environmental erosion d. a and b e. None of the above

3. Due to the warming of the sea what would happen to the organisms that live at the bottom of the ocean; a. would get eaten by the arctic octopus b. wouldn't be able to adapt c.They would get out competed by organisms from warmer waters d. global warming e. b and c

4.About what percentage of ice from glaciers are under water rather than above; a.70 b.120 c.80 d.95

5. without thick amounts of snow female polar bears wouldn't be able to; a. breathe due to the thin ice b. eat natives c. reproduce d. swim

6. How does the shrinking of the arctic ice affect the natives? Are the effects negative or positive? Explain