Fields
Earth science
Rocks, plate tectonics, atmosphere, oceans, climate, and geologic time — Earth as a system.
Topics
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Rocks and plate tectonics
Rock cycle, earthquakes, volcanoes, plate boundaries.
Atmosphere and weather
Layers, wind, clouds, fronts.
Oceans, climate, time
Currents, carbon, climate vs weather, relative and absolute age.
Minerals and water
Minerals and Mohs, water cycle, groundwater, soil.
Hazards and resources
Volcanoes, slides, storms; fuels and ores.
Geologic time and carbon
Relative and absolute ages, the carbon cycle.
Weathering, soil, and the water cycle
Weathering, erosion, soil profiles, and the water cycle.
Earth’s magnetic field
The dynamo, the dipole, inclination and declination, paleomagnetism and seafloor stripes.
Glaciers and sea level
Glacier budget, isostasy, sea level, and glacial deposits.