Plate Tectonics

A hot, dense ball that is mostly made out of iron and is sold

• outer core

• inner core

• mantle

• crust

a liquid layer made primarily of iron and nickel

• crust

• mantle

• outer core

• inner core

made up of rock that behaves like a really thick liquid at times. is considered plastic because it has properties of both a liquid and a solid

• inner core

• outer core

• mantle

• crust

our home , has a thin outer shell that surrounds the mantle of the earth. divided into several tectonic plates. these hard and rigid plates are constantly moving very slowly over the mantle

• outer core

• inner core

• crust

• mantle

hard and rigid plates that are constantly moving, very slowly, over the mantle.

continents are NOT tectonic plates

• false

• true

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plate movement causes

• formation of volcanoes

• formation of mountains

• earthquakes

• volcanic eruptions

• all of the above

what causes tectonic plates to move?

plates move because they are floating on liquid magma on top of the mantle. the heat of the magma causes convection currents, which causes the plates to move slowly

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what is the largest layer of the earth?

earths plates meet at plate boundaries . these breaks in the crust are called what>