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Science Project Word Search

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