Erosion moving Earth materials from one place to another Geology the study of the Earth remains of past life on Earth Fossils

Igneous rocks rocks formed when melted material (magma or lava) cools Magma melted rock under the Earth’s surface. liquid rock above the Earth’s surface Lava

Metamorphic Rocks rocks changed by heat and pressure without melting Riverbed the bottom of a river non living solids that make up rocks Minerals

Rocks a piece of the Earth made up of two or more minerals Sedimentary rocks sediments become cemented together endless process by which rocks are formed from other rocks Rock Cycle

Weathering breaking down of rocks & other materials on the Earth’s surface. Volcano where molten rock reaches the surface of the Earth Soil a mixture of sand, gravel, clay, dead plants and dead animals