Earth's History Unit Vocabulary

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the history of the earth based on the rock layers

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

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

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

The study of earth, rocks and history that can be gathered from them.

a cylinder of ice removed from the arctic to study conditions on earth in the past

The space between where two tectonic plates meet (boundary)