vocabulary U2L6&7 Word Scramble
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Term | Definition |
earthquakes | ground movements that occur when blocks of rock in the Earth move suddenly and release energy |
focus | a place within the Earth along a fault at which the first motion of an earthquake occurs there |
epicenter | directly above the focus on Earth's surface |
tectonic plate | giant sections of the lithosphere on Earth's surface |
fault | a break in the Earth's crust along which blocks or rock move |
deformation | the process by which rock becomes deformed and changes shape due to stress |
elastic rebound | return of rock to its original shape after elastic deformation |
volcano | any place where gas, ash or melted rock come out of the ground |
magma | melted rock that is less dense than solid rock |
lava | magma that has reached the Earth's surface |
hot spot | location where a column of extremely hot mantle rock called a mantle plume rises through the asthenosphere |
tectonic plate boundary | where two or more tectonic plates meet |
vent | opening of a volcano |
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