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Plate Tectonics and Earth Vocabulary

Across
the type of plate boundary where two plates move apart
The layer of the earth that contains magnesium and iron-rich minerals
what is it called when two plates converge and one plate slides underneath the other
Iron ___________ and sulfur are the most abundant elements in the core of the earth
refers to the way in which the layers of the earth behave due to pressure and heat
place in the ocean where the mantle is bubbling up and the seafloor is spreading (2 words, no spaces)
The movement of warm liquids up and cool liquids down
the layer of the earth that we walk on
the tectonic plates rest on top of this part of the earth
Alfred ____________ proposed the idea of the supercontinent once existing
the layer of the earth that goes up to 6371km deep
Down
This and oxygen ae the most abundant elements in earth's crust
The part of the earth that is a true liquid (2 words no space)
supercontinent believed to have existed millions of years ago
evidence of pangea came from these being found on for land animals on continents that are now oceans apart
the strong lower part of the mantle
the type of plate boundary where two plates come together
root word that means middle
refers to what the layers of the earth are made up of
The part of the earth that has the tectonic plates
the type of plate boundary where two plates slide past each other