Weathering (1)

Weathering (1) - First Exam Thursday, February 4 Topics 1-5...

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Unformatted text preview: First Exam Thursday, February 4 Topics 1-5 Unregistered iClickers 16572D6C 15AC2B92 1DB0AA07 6A353F6 168064F2 1EE8E412 6AF5FF6 1EF0C927 6B0C670 19634B31 1EFAC420 7BBC874 19881A8B 1F46376E 627E3C2 1D132826 1EC111CE Rock Cycle Rock Cycle Weathering and Erosion Weathering physical and chemical breakdown of rocks at the earths surface Parent Rock material that is being weathered (igneous, sedimentary or metamorphic rock) Erosion transport of weathered material; carried by water, wind and ice. Two types of weathering: 1. mechanical (physical) weathering 2. chemical weathering Transport Mechanisms 1. Ice 100 x 10 6 tons per year 1. Wind - 100 x 10 6 tons per year 1. Water - 100 x 10 9 tons per year; water transports 1,000 more material than either wind or ice San Juan River, Utah 1,000 feet of relief; 300 million year old rocks Sediment Transport by Streams 1930s Dust Bowl Dry conditions lasted for 8 years in the central plains....
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This note was uploaded on 06/06/2011 for the course GEOL 101 taught by Professor Knapp during the Spring '08 term at South Carolina.

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Weathering (1) - First Exam Thursday, February 4 Topics 1-5...

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