Vocabulary
erosion, chemical weathering, mechanical weathering, marine erosion, desertification, biological weathering, sand, silt, gravel, geodes, sea arches, sea glass, stalactites, stalagmites, cavern, crystallization, quartz, amethyst, weathering, erosion, geology, landform, canyon, sedimentary rock, conglomerate, dam, river mouth, delta, dune, coastal erosion, erosion, weathering, elements of weathering (ice, water, wind, gravity, living organisms, water), delta, sediment, oasis, dunes, erosion, landform, wind, solution, mountain, valley, plain, volcano, plateau, island, peninsula, glacier, waterfall, beach, lake, river, swamp, ocean, groundwater, delta, pond