1. Landforms Brooke Ard 5 th Grade Griggs Road Elementary

2. Weathering Vocabulary Chemical Weathering - the erosion or disintegration of rocks, building materials, etc., caused by chemical reactions Dissolve - become or cause to become incorporated into a liquid so as to form a solution. Physical Weathering - breaking down of the earth's surface through the process of natural or physical means Negative – harmful or bad Sediments - Solid fragments of inorganic or organic material that come from the weathering of rock and are carried and deposited by wind, water, or ice.

3. Weathering Vocabulary (cont.) Gravity - the force that attracts a body toward the center of the earth Weathering - processes that break down rocks at or near the surface of the earth.

4. Erosion Vocabulary Destructive Forces - Processes that destroy landforms Erosion - movement of sediments and soil by wind, water, ice, and gravity Flood - When large amount of water covers land that is usually dry. Landslide - mass movements of land due to gravity. Tsunami - A very large ocean wave caused by an underwater earthquake or volcanic eruption.

5. Deposition Vocabulary Construction - the building of something Constructive Forces - Processes that create landforms Deposition - dropping, or depositing, of sediments by water, wind, or ice. Positive - good or useful

6. Other Important Vocabulary Agriculture - cultivating soil, producing crops, and raising livestock; farming Landform - a natural feature of the earth's surface Conservation - the action of conserving something Fossil Fuel - a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms. Mining - the process or industry of obtaining coal or other minerals from a mine. Natural Resources - materials or substances such as minerals, forests, water, and fertile land that occur in nature and can be used for economic gain