120 likes | 278 Views
ROCKS!. ROCKS!. ROCKS!. CREATED BY: JEROMIE HEATH 2007. CREATED BY: JEROMIE HEATH 2007. THERE ARE 3 TYPES OF ROCKS. Igneous Rock. You have already learned about Igneous R ocks You know they are formed by melted rock that has cooled
E N D
ROCKS! ROCKS! ROCKS! CREATED BY: JEROMIE HEATH 2007 CREATED BY: JEROMIE HEATH 2007
THERE ARE 3 TYPES OF ROCKS
Igneous Rock • You have already learned about Igneous Rocks • You know they are formed by melted rock that has cooled • Magma (lava once it reaches the surface) cools and creates Igneous Rocks • Examples of Igneous rocks are basalt, obsidian, granite, and carbonatite
METAMORPHIC Rocks formed by heat and pressure. Examples: Marble, Hornfels, and gneiss
METAMORPHIC • Take a very long time to form • Some have obvious layers and crystals
SEDIMENTARY layers of sediment cemented and compacted together Caused by weathering and erosion Example: flint, chalk, and limestone
Watch this United Streaming Video Geologist's Notebook: Three Rocks | Discovery Education Username: noel.grimm Password: raccoons
Check Out this Website for More Fun Facts!! Kids Love Rocks Science For Kids