Rocks Presentation by Lydia Sargent Science Fourth Grade • SCS # The student will build an understanding of composition and uses of rocks and minerals. • Students will learn the characteristics of the three kinds of rocks. Essential Questions 1. What are the three kinds of rock found on the Earth? 2. How can I identify the three kinds of rock? • Earth is made of rocks. • There are 3 kinds of rock. Sedimentary Rocks • Formed under water • Fossils are in sedimentary rocks • Formed in layers Conglomerate Sandstone Fossils Metamorphic Rocks • Formed under heat and pressure Schist Marble Gneiss Igneous Rocks • Formed deep inside the Earth • Melted rock • Igneous means “fire” Granite Copper Quartz Crystals Unusual rocks Geode Petrified Wood Rocks Rock!!!