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27 Cards in this Set
- Front
- Back
EARTHQUAKE
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A sudden movement of part of the Earth'scrust.
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FAULT
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A crack in the Earth's crust
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FOCUS
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A point underground where an earthquake starts.
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EPICENTER
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Where an earthquake is felt the strongest or has it's greatest intensity.
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TSUNAMI
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A very large ocean wave caused be an earthquake that occurs on the ocean floor.
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SEISMOLOGY
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The study of earthquakes.
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VOLCANO
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An opening in the Earth's crust through which hot ashes, gases and molten rock ascape from deep within the Earth's surface.
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LAVA
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The molten rock that reaches the Earth's surface.
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MAGMA
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The molten rock beneath the Earth's surface.
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LANDSLIDE
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The sudden movement of loose rock and soil down a steep slope.
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WEATHERING
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The slow wearing away of rock into smaller pieces.
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BAY
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A body of water that is partly enclosed by land and has a wide opening.
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GLACIER
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A large mass of slow moving ice.
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MORAINE
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The large ridge formed by boulders, rocks and soil carried and deposited by a glacier.
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EROSION
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The movement of rock material from one place to another.
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ERRATIC
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A single boulder moved by a glacier and deposited when a glacier melts.
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HEADLAND
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A point of land, usually high, that extends into the water.
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DEPOSITION
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The dropping of sediment moved by water, wind and ice.
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SAND DUNE
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Hill or pile of sand that was formed by the wind.
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DELTA
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A large mass of sediment deposited at the mouth of a river.
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EARTH CHANGING
SUDDENLY, RAPIDLY |
earthquake
volcano landslide |
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VERY STRONG EARTHQUAKE
GROUND |
cracks
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AREA OF A LANDSLIDE
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loosened rock and soil slide downhill
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AREA OF VOLCANO ERUPTION
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100 miles around
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EARTH CHANGING
SLOWLY |
erosion
glaciers weathering |
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GLACIERS
LEAVE BEHIND |
valleys and canyons
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WIND CHANGES
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changes the shape of the land
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