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shapes that make up Earth's surface

mountain range

chain of mountains


triangular shaped land at the mouth of the river where land is very fertile due to the build up of silt

coastal plain

low land near the ocean or another body of water


land that is almost completely surrounded by water

flood plain

low flat land that lies along river


place where the river empties into a larger body of water


deepest part of the river

elevation map

map showing the height of the different areas of land

sea level

level of the surface of the ocean, used as a starting point for measuring the height of landforms


wearing away of Earth's surface


place where a river begins

Rocky mountains

highest mountain range in the U.S.


Earth is 3/4 of this

Gulf of Mexico

body of water south of LA


country north of the United States

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