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Lecture14 weathering

Lecture13 tectonics&weathering

Lecture11 earthquakes

Lecture10 platetectonics

Lecture9 rockcycle

Lecture8 rocks

Lecture7 minerals

Lecture6 radiometricdating

Lecture5 lawsofgeology

Lecture4 sunangleseasons

Lecture12 volcanoes

Lecture2 systems

Lecture3 latlongpost

Lecture1 intro