Fletcher's 8th 2023 Earth Science Test Review
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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| Volcanic Islands | The result of a tectonic plate moving over a hot spot
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| Pangaea | The name of the supercontinent that may have existed 200 million years ago
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| Harry Hess | The man who discovered that the sea floor was spreading
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| Folded Mountains | A crustal feature formed by the collision of two continental plates
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| Subduction | When tectonic plates collide and one is forced under the other
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| Continental Drift | The idea proposed by Alfred Wegner
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| Divergent | A plate boundary in which the plates are separating
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| Geology | The study of the earth; what it is made of and the processes that effect it
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| Convergent | A plate boundary in which the plates are colliding
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| Mesosaurus | Prehistoric lizard fossils found in both South America and Africa
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| Fault | A crack in the earth's crust
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| Lithosphere | The layer of the earth consisting of the upper mantle and the Earth's crust
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| Alfred Wegener | The man who couldn't prove his theory of continental drift
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| Glossopteris | Prehistoric fern fossil found in India and Antarctica
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| Mountains | What does the action of colliding tectonic plates produce?
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| Transform | Tectonic plate boundary in which the plates slide past one another
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| Mid Atlantic Ridge | A crustal feature formed in the middle of the Atlantic Ocean by a divergent boundary
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| Buoyancy | An upward pushing force in fluids
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| Convection | Warmer fluids become less dense and rise
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| Water | Substance that takes a long time to warm up and a long time to cool down
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| High Pressure | Air pressure created by cold, dry air
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| Doldrums | Low pressure areas with low winds found at or near the equator
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| Maritime Polar | A cold and moist air mass
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| Air Mass | A large body of air with consistent Temperature, moisture and air pressure
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| Weather Front | The boundary between two air masses
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| ThunderStorm | A weather event associated with a cold front
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| Clear | The type of skies in a High pressure air mass
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| Maritime Tropical | The air mass with the lowest air pressure
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| Coriolis Effect | Global atmospheric winds that make air currents spin clockwise in the Northern hemisphere and counterclockwise in the Southern
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| Gyres | Large circular ocean surface currents that are bordered by continents.
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| Sea Breeze | local winds created by strong convection over land next to an ocean.
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| Gulf Stream | Large surface current that carries warmer temperatures from Florida to Europe
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| Delta | A collection of sediment that builds up where a river meets a larger body of water
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| Topographic Map | A flat map that shows relief
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| elevation | On a map, what is relief?
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| Erosion | The process by which sediment is moved by wind, water, glacier or gravity
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| Weathering | The process of turning rock into sediment
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| Steep slope | what do closely spaced contour lines on a map show?
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| contour | ___________ lines that connect areas of equal elevation
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| Depression | Another name for a hole in the ground
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| water | the single greatest agent of erosion
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| relief | Elevation on a map
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| contour Interval | The change in elevation from one contour line to the next
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| Profile | A view of an object from the side
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| Ice Wedging | A physical way in which water can break apart rocks
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| Mechanical weathering | Physical breakdown of rock
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| Alluvial Fan | A deposit of sediment at the base of a mountain
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| Iron Oxide | Product of Water , Iron and time
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| Rust | Another name for Iron oxide
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Or sort by any of the columns using the down arrow next to any column heading.
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