Erosion & Deposition part 1

Match each term with the correct definition. erosion the process by which natural forces move weathered rock and soil form one place to another sediment material moved by erosion abrasion the wearing away of rock by a grinding action moving water the major agent of erosion that has shaped Earth's land surface wind the weakest agent of erosion Match each term with the correct definition. runoff water that moves over the Earth's surface ground water underground water flood plain a flat wide area of land along a river beach area of wave washed sediment along a coast sand dunes deposits of wind-blown sand Match each term with the correct definition. glacier any large mass of ice that moves across the land till mixture of sediment that glacier deposits directly on the surface; made of clay silt, sand, gravel and boulders moraine till deposited at the edges of a glacier that forms a ridge kettle a small depression that forms when a chunk of ice is left in a glacial till Rock and soil that moves very slowly downhill. landslide mudflow slump creep Rock and soil that move very quickly down a steep slope. landslide mudflow slump creep A mixture of water, rock and soil that moves rapidly downhill. landslide mudflow slump creep Rock and soil that suddenly slips down a slope in one large mass. landslide mudflow slump creep Large grooves or channels in the soil that carry runoff after a rainstorm. rills gullies stream tributaries Tiny grooves formed as runoff travels. rills gullies stream tributaries A channel along which water is continually flowing down a slope; will flow together and form a river. rills gullies stream tributaries A stream or river that flows into a larger river. rills gullies stream tributaries