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Unit 2 Lesson 6 &7

This is for 7th grade florida.

TermDefinition
Earthquakes- They are ground movements that occur when blanks of rock in Earth move suddenly and release energy.
Focus- Is a place where within Earth along at fault at which the first motion of an Earthquake occurs.
Epicenter- Its directly above the focus on Earth's surface.
Tectonic Plate boundary- Two or more plates meet.
Fault- A break in the Earth's crust which blocks of rock move.
Deformation- Process by which rock becomes deformed and changes shape due to stress.
Elastic Rebound- The return of rock to it's original shape after elastic deformation.
Volcano- It's anywhere where gas, ash, or melted rock come out of the ground.
Magma- Melted rock that is less than solid rock so it rises toward the surface.
Lava- It's magma that has reached earth's surface.
Vent- Opening of a volcano.
Tectonic Plates- Giant sections of the lithosphere on earth's surface.
Hot Spot- Location where a column of extremely hot mantle rock rises through the asthenosphere.
Created by: MeganXDD
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