10 terms

Chapter 17 Climate

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Terms in this set (...)

weather
the short-term state of the atmosphere, including temperature, humidity, precipitation, wind and visibility
climate
the average weather condition in an area over a long period of time
latitude
the distance north or south from the equator; expressed in degrees
prevailing winds
winds that blow mainly from one direction during a given period
elevation
the height of an object above sea level
surface current
a horizontal movement of ocean water that is caused by wind and that occurs at or near the ocean's surface
biome
a large region characterized by a specific type of climate and certain types of plant and animal communities
ice age
a long period of climate cooling during which ice sheets cover large areas of Earth's surface; also known as a glacial period
global warming
a gradual increase in average global temperature
greenhouse effect
the warming of the surface and lower atmosphere of Earth that occurs when carbon dioxide, water vapor and other gases in the air absorb and trap thermal energy