ESL 6th Grade Earth Science Review

10 terms by juareza82 

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The three major types of rocks are?

sedimentary, igneous, and metamorphic.

weathering

The process of breaking down rocks into smaller pieces.

divergent boundary

where two plates pull away from each other and magma rises up between them forming a ridge.

subduction

when two plates collide and the more dense oceanic crust gets pushed under the less dense continental crust forming a volcano.

Wegener

he is know for his observations and ideas that led to the Theory of Plate Tectonics.

the order of the three major layers from outermost to innermost are

crust, mantle, core

pangaea

a continent that existed millions of years ago and was made of all of today's separate continents joined together.

lithosphere

made up of slow moving plates where the plates are able to move because they sit on a layer of magma.

convergent plate boundaries

plates that are responsible for mountain range such as the Andes Mountains. They come together and collide.

deposition (deposits)

particles of rock that are dropped off and deposited by wind, water, and ice.

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