Vocabulary
natural resources, coal, uranium, nuclear energy, fossil fuels, renewable resources, nonrenewable resources, electricity, radioactive, alternative energy, windmills, solar power, hydroelectricity, geothermal, biofuels, pollution, oil, natural gas, fissile materials, fossil, subfossil, bone fossil, index fossil, compression fossil, bone, canyon, erosion, organic, inorganic, mineral, internal structure, dinosaur, ammonite, groundwater, tree ring, species, sedimentary rock, metamorphic rock, artifact, DNA, extinct, carbon dating, rock layer, geological age, geology, organism, fossil record, strata, sedimentary rock, weathering, erosion, deposition, rock layer, fossils, tree rings, evidence, fossils, mountains, tectonic plates, faults, earthquakes, canyons, composition, plate tectonics, tectonic plates, faults, core, inner core, outer core, mantle, crust, lithosphere, geosphere, landform, delta, ocean basin, mountain, mountain range, plateau, volcano, earthquake, lava, trench, sediment, soil, rock, Ring of Fire, continent, Pangaea, continental plate, oceanic plate, diverge, converge, transform, atmosphere, hydrosphere, geosphere, biosphere, carbon dioxide, nitrogen, oxygen, elements, crust, mantle, inner core, outer core, water vapor, condense, clouds, weather, climate, wind, air pressure, ecosystems, beach, coastal landforms, erosion, weathering, waves, rocks, soil, mountains, precipitation, water cycle, sediments, runoff, continents