Earth's History Unit Vocabulary

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a type of rock that has been changed by extreme heat and pressure

explains the age of soil or rock layers based on their depth in the earth.

a type of rock formed from small particles that are compressed together over time

a large piece of the earth’s crust that floats on the mantle of the earth

a type of rock formed from cooling molten rock

The space between where two tectonic plates meet (boundary)

the impression of a prehistoric organism preserved in rock

the history of the earth based on the rock layers