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32 Cards in this Set
- Front
- Back
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Habits
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Places where organisis live.
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World Ocean
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all of the oceans put together
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Sothern Ocean
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body of water that surronds antartica
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Norther Ocean
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all of the other oceans
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density
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weight of a volume of a subject
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mass
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volume of a subject
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core
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innermost layer of the earth that is a composed mostly of mixtue of iron
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Mantle
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second layer from the core mostly though to be solid but it is near rocks melting point so it flowes
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Crust
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the layer that we live on and floats on the top
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basalt
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minerals that make up the ocean floor
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granite
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genreal type of continental rocks
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continentail drift
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all of the continents are slowly moving that is why they are not right up against eachother
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pangea
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all of the different continents joined together
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plate techtonics
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proof of coninential drift
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mid ocean ridge
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chain of volcanoes under the sea
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transformation faults
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cracks in the earths crust
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mid Atlantic ridge
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runs down center of atlantic ocean
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east pacific rise
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main section of ridge in eastern pacific
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trenches
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deep depresions in the sea-floor
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sediment
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loose matirial such as mud or sand on the bottom of the sea
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magnetic anomalies
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pattern of ridge on one side is identical of the other side
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rift
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when pices move appart and create a crack in the crust
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induction
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development of a generalized conclusion from a series of isolated observations
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sea-floor spreading
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process by which the sea floor spreads to create mid-ocean ridges
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spreading centers
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ridges
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lithospehre
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uppermost layer of the mantle
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lisospheric plates
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what the lisosphere is broken up into
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subducion
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downward movement of the plate into the mantle
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subduction zones
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trenches
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island arcs
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volcanic island chains assosiated with the trencehes
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sinus borealis
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what was to become the atlantic
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silocus ooze
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ooze made of silica
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