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100
Tectonic Plates
The theory that explains how large pieces of the Earth's outermost layer, called ____ _____, move and change shape.
100
The Water Cycle
What is the continuous movement of water from the ocean to the atmosphere to the land and back to the ocean called?
100
b.) Rift Zone
What is an area of deep cracks that forms between two tectonic plates that are pulling away from each other? a.) Rift Valley b.) Rift Zone
100
Sea-Flore Spreading
___-_____ ______ is the process by which new oceanic lithoshpere forms as magma rises toward the surface and solidifies.
100
Magma Chamber
____ _____ is the body of molten rock that feeds a volcano.
200
Plate tectonics move and change shape of Earth's outermost layer.
What does plate tectonics do?
200
asthenosphere
________ is the soft layer of the mantle on which the tectonic plates move.
200
lithosphere
______ is the solid, outer layer of the Earth that consists of the crust and the rigid upper part of the mantle.
200
Fault
____ is a break in a body of rock along which one block slides relative to another.
300
Convergent Boundary
The place where two plates collide is called _______.
300
folding
___ the bending of rock layers due to stress.
300
lava plateau
____ _____ is a wide, flat landform that results from repeated nonexplosive eruptions of lava that spread over a large area.
300
Caldera
_____ is a large, semicircular depression that forms when the magma chamber below a volcano partially empties and causes the ground above to sink.
300
Mantle
____ is the layer of rock between the Earth's crust and core.
400
Divergent Boundary
______ ______ is the boundary between two tectonic plates that are moving away from each other.
400
tension
____ stress that occurs when forces act to stretch an object.
400
seismic wave
____ ____ is a wave of energy that travels through the Earth and away from an earthquake in all directions.
400
Seismology
_____ is the study of Earthquakes.
400
Volcano
____ is a vent or fissure in the Earth's surface through which magma and gases arre expelled.
500
Transform Boundary
_____ _____ is the boundary between tectonic plates that are sliding past each other horizontally.
500
Epicenter
____ the point on Earth's surface directly above an earthquake's starting point, or focus.
500
compression
______ is stress that occurs when forces act to squeeze an object.
500
Core
______ is the central part of the Earth below the mantle.
500
Crust
____ is the thin and solid outermost layer of Earth above the mantle.