PPT-Rocks and Fossils

BP Schools Link Pic 1 BP Schools Link Rocks and Fossils 2 Pic 2 BP Schools Link Rocks and Fossils 3 Pic 3 BP Schools Link Rocks and Fossils 4 Pic 4 BP Schools Link Rocks and Fossils. Enter. Most often young people hear the word “fossil” and imagine dinosaurs. . However,. . no. dinosaur fossils have been found in West Virginia’s sedimentary rocks. . . West . Virgina’s. Fossil are the preserved remains or traces of living things.. They form when living things die and are buried by sediment.. They are usually found in _______________ rock. 1. . Petrified fossils: . formed by replacement.. Remains . of once living organisms.. Form from decay and are buried by sediment.. Sediment hardens into rock and preserves the shape of the organisms.. Fossils. Fossils . Remains. Molds. . Casts. . The . unweathered. rock that lies below the lowest layer of soil. Depostion. Bedrock. delta. The decayed remains of plants and animals. a. delta. b. soil. c. humus. A large mass of deposited sediments at the mouth of a river. Grade 3 . SS3E2 Students will investigate fossils as evidence of organisms that lived long ago. What is weathering?. Weathering is the slow breaking apart or wearing away of rock into smaller pieces.. Dr. . Jagdish. . kaur. P.G.G.C.,Sector. 11. , Chandigarh. . . SIMPLY THE CHANGES OVER TIME. EVOLUTION. Human Evolution. The evolutionary timeline is divided into sections of time called eras – which are then divided into smaller units of time called periods.. Molds and Casts. Carbon Films. Preserved Remains. Trace Fossils. Petrified Fossils - . How do they form?. Mineral rich water soaks into cracks and crevices. Minerals “precipitate” and fill the spaces. What do rocks look like?. Is this what you thought of?. Or this?. OR THIS????. OR…. THIS!!!!. Rocks can be small or big!. We are going to learn 3 different rocks and how they are made!. Igneous Rock. Can you name any dinosaurs?. Do you know what they looked like or how they moved?. Scientists have been able to tell us many things about organisms (such as dinosaurs) that lived millions of years ago.. a. metamorphic rock. . b. sedimentary rock. . c. igneous rock. d. sediment. . #1. Which of the following processes is NOT part of the rock cycle?. a. solidification. . b. chiseling. c. erosion. d. metamorphism. Chapter 10. Section 1- Fossils. Fossils are the preserved remains or traces of living things.. Fossils provide evidence of how life has changed over time. How Fossils Form. Most fossils form when living things die and are buried by sediments.. Fossils, Geologic Time, Absolute & Relative Dating, and Natural Resources Chapters 5 & 6 How Do Fossils Form? Fossils are found in sedimentary rocks like sandstone, limestone, and shale In Virginia, most fossils are A rock is a natural substance that is made up of solid crystals of different minerals that have been fused together into a solid lump. . Rocks can be classified by their attributes: . Texture. Hardness. ASSISTANT PROFESSOR. Department of Zoology. Nilkantharo. . Shinde. Science and Arts College, . Bhadrawati. Fossils. – . Sir Charles Lyell. Fossil can be defined as . “Any body or traces of body, animal or plant buried and preserved by natural cause”..