Earth Science – Flashcards
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Density
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A major cause of the differences in elevation between ocen basins and continents
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Biosphere
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The sum total of all life on earth
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Crust
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The thinnest layer of the earth
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Geology
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Tsunamis and earthquakes.What branch of the earth science is the main group that studies these phenomena
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Meteorology
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Hurricanes and tornados. What branch of Earth science studies the organ of these phenomena?
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A meteorologist with knowledge of oceanography
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Climate change is well known human problem and remains controversial despite widespread scientific agreement on the issue
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Hydrosphere
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Refers to the water dominated parts of the earth
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Continental shields and platforms represent
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Areas in the interior of continent that have not experienced mountain building for building for billions of years
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In correct order from the center outward, Earth includes which units?
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Inner core, outer core, mantle, crust
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Solid iron nickel alloy
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The composition of the earths inner core is thought to be
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Outer core
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What is the layer in the earth that has the highest density
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Iron and magnesium
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What two chemical elements are most abundant in the deep interior of the earth
