earth
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| infer | make an educated guess what each layer is made of
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| inner core | the very center of the earth
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| outer core | layer of liquid metals that surrounds the inner core
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| mantle | earths thickest layer that surrounds the outer core
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| crust | outer most layer of the earth
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| continental crust | continents and majot islands
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| oceanic crust | all the ocean floors
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| lithosphere | earths crust and the very top of the mantle
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| asthenosphere | a layer of hotter, softer rock in the upper mantle
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| tectonic plates | large and small slabs
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| continental drift | the hypothesis that earths contents move on the earths surface
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| pangaea | supercontinent made from the continents joined together
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| the theory of plate tectonics | a theory stating that the earths lithosphere is broken into large moving pieces which carry both continental and oceanic crust
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| mid-oceab ridges | huge underwater mountains ranges
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| sea-floor spreading | molten rock rised through cracks in the oceanic crust. it then cools to form new oceanic crust. the old crust is pulled away to make room for new material
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| trenches | deep canyons- in the sea floor
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| convection | energy transfer by the movement of a material
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| convection current | motion that transfers hear energy in the material
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| slab pull | occurs where gravity pulls the edge of a cool, dense plate into the asthenosphere
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| ridge push | occurs when material from a mid-ocean ridge slides downhill from the ridge
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
millie_dubose
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