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8 terms

6th Science - 4.1

STUDY
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seismic waves
vibrations that travel through the earth during an earthquake
pressure
a force pressing on an area
crust
the layer of rock that forms Earth's outer surface
mantle
hot solid material between Earth's crust and core
lithosphere
the uppermost layer made up of the mantle and crust
asthenosphere
the soft layer of mantle on which the lithosphere floats
outer core
a layer of molten and iron and nickel that surrounds the inner core
inner core
a dense ball of solid metal