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Unit 4 - The Restless Earth

Across
The crack that forms when large blocks of rock break and move past each other
How the earthquake is felt by people
Outermost solid layer of the Earth
Strong, lower part of the mantle
Tracing of earthquake motion
A layer of soft or weak mantle that is made of rock that flows slowly
Process by which rocks change shape under stress
Ground movements
Movement of matter that results from differences in density caused by variations in temperature
Measure of energy released by the earthquake
Process when rock layers bend under stress
Down
Where the first motion of an earthquake occurs
Opening of a volcano
Located between the crust and the core
Single large landmass
Stress that stretches or pulls rocks apart
Directly above the focus
The outermost, rigid layer of Earth
The center of the Earth
Melted rock that has reached the Earth's surface
Stress that squeezes or pushes rock together
Any place where gas, ash or melted rock comes out of the ground
Melted rock