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Glaciers 1 Word Scramble

 
 


 

 
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Term Definition
glaciera large mass of moving ice
snowlineelevation above which ice and snow remain throughout the year
snowfieldan almost motionless, permanent mass of ice and snow on the ground
firngrainy ice formed through cycles of melting and re-freezing
alpine glaciera narrow, wedge-shaped glacier that forms in muntainous regions
continental glaciera massive sheet of ice that may cover millions of square kilometers
ice sheetanother name for a continental glacier
crevassea large crack or fissure that results from ice movement
ice shelfan ice sheet that hangs over an ocean
iceberglarge blocks of ice which have broken away from a glacier or ice shelf, onto the ocean
ice agea long period of climactic cooling during which the continents are glaciated repeatedly
glacial perioda period of cooler climate during which glaciers advance
interglacial perioda period of warmer climate during which glaciers retreat
Milankovitch Theorytheory that cyclical changes in Earth's orbig and the tilt of Earth's axis over thousands of years cause climactic changes