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Chapter 5

Earth Changes

Ocean Large body of salt water
Continents Seven great land areas
Continental Shelf Lies under the ocean at the edge of a continent
Landform A feature of land on Earth's surface
Mountain The highest landform
Valley Low land between hills or mountains
Plateau Flat area of land that is raised much higher than the surrounding area
Plain Land that is wide and flat
River Large body of moving water
Canyon Deep,narrow valley with steep sides
Ocean Trench Similar to a canyon on land
Crust Thin, outer layer of Earth
Mantle Layer immediately below Earth's crust
Core The deepest,hottest layer on Earth
Earthquake Sudden movement of rocks in Earth's crust
Volcano Mountain that builds up around an opening in Earth's crust
Magma Melted rock inside Earth's crust and mantle
Lava Melted rock that reaches Earth's surface
Landslide Rapid movement of rocks and soil down a hill
Flood Occurs when water rises over land that is usually dry
Weathering Breaking down of rocks into smaller and smaller pieces
Erosion The wearing away and movement of weathered rock, sometimes caused by moving water or wind
Glacier A mass of ice that moves slowly across land
Deposition The dropping off of weathered rock
Created by: Caiden1126



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