Vocabulary
silt, sand, clay, decompose, top soil, fertilize, humus, nutrients, decay, weathering, weathering, erosion, process, particles, microbes, physical weathering, mechanical weathering, chemical weathering, erode, absorb, symbiotic, consume, fossil fuel, acid, deforestation, decaying, nutrients, environment, conservation, sediment, fertile, groundwater, topsoil, humus, natural disaster, hurricane/cyclone/typhoon, flood, tornado, volcano, drought, precipitation, tsunami, earthquakes, weather, climate, sedimentary rock, weathering, erosion, deposition, rock layer, fossils, tree rings, evidence, fossils, mountains, tectonic plates, faults, earthquakes, canyons, composition, precipitation, evaporation, elevation, condensation, crystallization, deposition, erosion, magma, flow , energy, physical change, chemical change, Earth's processes, matter, biosphere, geosphere, condensation, evaporation, precipitation, rock cycle, water cycle, igneous, metamorphic, sedimentary, fossil, geologic period and era, superposition, seismic, sedimentary rock, igneous rock