Landforms - surface features of the earth, destructive - processes that tear down earths surface, weathering - the breaking down of rock at or near the surface of the eartj, sediment - loose particles of weathered rock, pebbles and sand, glaciers - huge sheets of ice that move slowly over land, ice wedging - when ice freezes and thaws in cracks in rock, forming larger cracks or breaks, erosion - when weathered rock is picked up and moved, gravity - force that pulls objects down, earthquake - shaking of the ground from rocks below earth's surface break and move suddenly, volcano - an opening in the earths surface that lets hot, melted rock and gasses escape, constructive - processes that build up earth's surface, deposition - the dropping of rock material by water, wind, or glaciers, floodplain - a wide, flat area of land formed from sediment deposited y a river outside its banks, dune - hill of sand formed by wind, moraine - a ridge of sediment deposited when a glacier melts, fault - a break in the rock that makes up the earth's crust, or top layer, lava - melted rock that reaches earth's surface, magma - melted rock underground, technology - the practical use of science to solve problems, flood - overflow of water onto land that is usually dry, dam - a structure built across a river to control its flow, levee - raised bank of sediment or rocks built along the edges of a river to prevent flooding, storm drains - grate and pipe that allow rainwater to flow off roads into a nearby waterway, seismogram - a record of seismic waves made by a seismograph, beach nourishment - the process of adding sand to an eroded beach,

Earth Science Vocabulary Crossword WORDWALL


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