Glaciers_fillin version

Glaciers_fillin version - Glaciers What is a glacier? A...

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Glaciers What is a glacier? A glacier is a mass of ice on land that ________ downslope under the stress of its own ________. Though we don’t see glaciers here, in Long Island, anymore, they have carved out a lot of our land features and left behind a lot of rocks and minerals. They gave us a large ____________. Why are big moving chunks of ice important to us? Glaciers have: 1. ___________ LANDSCAPES a. ______ of Earth’s land has been __________ by glaciers b. Attractive scenery 2. GIVEN US RICH AGRICULTURAL LAND a. Mineral _________ 3. LEFT US _____________ a. Glacial gravel makes a great ___________ 4. GIVEN US VALUABLE MINERAL RESOURCES a. Glaciers have ___________ minerals when they have broken up and worn down rocks b. Examples: gold, silver, platinum, etc. 5. POTENTIAL SOURCE OF ________________ a. Remember most of Earth’s freshwater is found in glaciers and polar ice b. At one time French engineers were hired to determine whether it would be possible to tow large Atlantic icebergs to arid areas where freshwater is scarce (Middle East, Africa, Australia, Southwest US) i. What kind of problems did they have to consider? What would happen to the ice as you tow it? 1.
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This note was uploaded on 12/08/2010 for the course NSC 2004C taught by Professor Farell during the Fall '09 term at Dowling.

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Glaciers_fillin version - Glaciers What is a glacier? A...

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