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Shaping Earth’s Surface

Shaping Earth’s Surface. Weathering Systematic breakdown of the Earth’s crust A major portion of the Rock Cycle Two types Mechanical Wind Water Ice Chemical Air Water. Shaping Earth’s Surface. Erosion Systematic transportation of sediments as a result of weathering Erosive agents

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Shaping Earth’s Surface

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  1. Shaping Earth’s Surface • Weathering • Systematic breakdown of the Earth’s crust • A major portion of the Rock Cycle • Two types • Mechanical • Wind • Water • Ice • Chemical • Air • Water

  2. Shaping Earth’s Surface • Erosion • Systematic transportation of sediments as a result of weathering • Erosive agents • Wind • Water • Most effective • Volume of water • Velocity of flow • Ice • Work of Rivers • Meanders • Flood plain • Oxbow lakes • Deltas

  3. Shaping Earth’s Surface • Glaciers • Massive collection of ice & snow • Located in the higher altitudes • Types • Continental • Moraines • Eskers • Erratics • Alpine • Hanging valleys • Cirques • Horns

  4. Shaping Earth’s Surface • Wind • Loess

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