PPT-Weathering Weathering The process of breaking down rock by other substances at Earth’s

Erosion The carrying weathered rock from one location to another Mechanical Weathering Rock is physically broken down Smaller pieces have same composition Chemical Weathering Rock is chemically broken down. This means that 1 in every 733 babies is born with this condition Although parents of any age may have a child with Down syndrome 80 are born to women under the age of 35 NICHCY Disability Fact Sheet 4 June 2010 Definition Definition Definition Defi red up down down up down down up yellow grey-blue up down down up grey-blue russet peacock peacock russet russet blue red up down down up green green white (blue) Kitchen Servants' Dormitory Scullery Have the landforms undergone changes?. What do you think caused the changes?. How long do you think the changes may have taken?. Were the changes constructive or destructive?. Notes: Rocks and Weathering. Chapter 3: Introduction. 8 main terms to learn. Weathering. Erosion. Denudation. Mechanical weathering. Chemical weathering. Transport. Deposition. Agents of weathering. Weathering. The breaking down of rocks that lie exposed to the weather.. Physical Weathering. Weathering. is the breakdown of rock or soil. . Physical . weathering occurs when natural forces, such as wind, running water, and moving ice, physically break up rock and soil into smaller particles. . The . surface. features of the Earth change as a result of observable physical and chemical processes . Weathering and Erosion. This is a monument . called Cleopatra’s . Needle. It was carved in Egypt around 1450B.C. The sides are carved with hieroglyphs, the writing of ancient Egypt. It stood in the dry, hot Egyptian desert for over 3000 years. During that time, the hieroglyphs remained distinct.. Earth’s Changing Surface . Earth is a constantly changing body affected by . natural forces. :. On the . Inside. :. Plate Tectonics . = moving of Earth’s Plates driven by . convection currents. Earthquakes & Volcanoes. Weathering. Weathering is the process that breaks down rock and other substances at the Earth’s surface. . Heat, cold, water, and ice all contribute to weathering.. Repeated freezing and thawing for example can crack rock apart into smaller pieces. . Weathering . The process by which larger rocks are broken down into smaller and smaller rocks. Destructive force. Mechanical Weathering. The breaking down of larger rocks into smaller rocks WITHOUT changing the rocks’ minerals. Weathering. The breaking down of rock into smaller pieces that remain next to each other. . Weathering forms sediments.. There are two types of weathering.. Mechanical (Physical) . Chemical. Mechanical Weathering. Warm Up:. Why should we worry about Yellowstone? Justify your Answer.. CW: . Warm Up. Constructive and Destructive Forces Notes. HW: . 1) . None. What's the earth made of?. Pangaea. Plate tectonics. Physical Weathering. The process of rocks being broken down into smaller pieces by external conditions.. Types of Physical weathering. Frost heaving and Frost wedging. Plant roots. Friction and impact. Predict how weathering might reshape surface features (topography). Weathering and Erosion. The top part of the lithosphere—the earth’s surface—changes as rocks are broken down to smaller pieces and carried away.. Weathering. : the breaking up of rock into smaller pieces . Erosion. : the movement of sediment from place to place by wind, water, ice, or gravity. Deposition. : the re-depositing of sediments in a new location following erosion .