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18 Cards in this Set
- Front
- Back
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landform
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is a physical feature on the earth's surface.
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continental shelf
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the ocean floor
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submarine canyon
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a steep sided valley in a continental slope
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abyssal plain
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a wide flat area of the ocean floor. cavers 40% of the ocean floor.
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trenches
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the deepest parts of the ocean floor
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seamount
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underwater mountain that rises from the ocean floor but sto[s before it reaches the surface of the ocean.
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mid ocean ridges
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underwater mountain ranges
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rift valley
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occurs along the top of these mountains
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relief map
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a map that uses shading to show the elevations.
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surveyor
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a person who takes measurements of land
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topographical map
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uses lines to show elevation. each contour line represents a different elevation.
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atmosphere
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includes all the gases around the earth.
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hydrosphere
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all of the Earths liquid and solid water including the oceans, lakes rivers, etc. 70% of the earths surface.
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crust
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the rocky layer of the earth's. It includes the continents and the ocean basins.
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mantle
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the layer of earth's interior below the crust. It is made up of the upper mantle which is solid rock. The crust and and the top of the upper mantle are the lithosphere.
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outer core
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made up of liquid metals
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inner core
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made up of solid metals
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biosphere
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part of the earth where living things are found
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