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Unformatted text preview: • Contains lots of methane SEA • Temperature cools-->denser, lighter water as it nears freezing point • Ocean doesn't reach this lightening point until it's a little cooler than freezing • Less dense water on top of the ocean is what cretaes sea ice • Sea ice only covers 10% of the oceans in the Northern Hemisphere • Sea ice is highly reflective LEADS • NO LEADS-->Ice is an insulator, has no moisture, and creates few clouds • LEADS-->Much heat loss, much evaporation, and creates many clouds TEST OVERVIEW 4-5 Definitions 5-7 What's the significance of. .. 10-12 Fill-in the Blanks 6-10 Short Answer Questions 1 Discussion Question...
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This note was uploaded on 02/21/2008 for the course EARTH 002 taught by Professor Eigenbrode during the Spring '99 term at Penn State.
- Spring '99