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Science Project Word Search

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Across
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The process by which new oceanic crust forms along a mid-ocean ridge and older oceanic crust moves away from the ridge
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A mountain range in the middle of the ocean
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The circulation of material caused by differences in temperature density
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Molten rock below Earths surface
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A state in which magnetized objects, such as compass needles, will orient themselves to point north
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Forms where two tectonic plates separate
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The cold and rigid outermost rock layer of Earth
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Molten rock that erupts onto Earths surface
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An area of many fractured pieces of crust along a large fault
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The man who proposed that all continents were once part of a super continent
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A vent in Earth's crust through which melted-or molten- rock flows
Down
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The theory that states that the Earth is made of rigid slabs of rock, or plates.
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Forms where two tectonic plates slide past each other
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Most of Antarctica is covered in ___ sheets
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A hypothesis suggesting that continents are in constant motion on the surface of Earth
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One super continent that all the continents were once part of
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A curved line of volcanoes that from parallel to a plate boundary
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Vibrations in the ground that result from movement along breaks in Earth's lithosphere
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The process by which the denser plate sinks below the more buoyant plate when two plates collide
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When the rising mantle material at mid- ocean ridges creates the potential for plates to from the ridge with a force
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When a slab sinks and pulls on the rest of the plates with a force