Lessons for Precambrian Age

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  • Franklin Mountains - … eastern Franklin Mountains and all along Trans-Mountain Road are Precambrian-age rocks. They are mostly volcanic rocks (rocks associated with volcanoes …
    User Rating: Grade Level: 6-8
  • How Old is Illinois? - … 290 320 360 410 440 490 570 4600 Mesozoic Paleozoic Precambrian Fossils can often be used to determine the time period … Triassic Permian Pennsylvanian Mississippian Devonian Silurian Ordovician Cambrian Precambrian Platystrophia Billingsella The age of the strata would have to be Ordovician since … .us Platyceras Triassic Permian Pennsylvanian Mississippian Devonian Silurian Ordovician Cambrian Precambrian Example of how to draw the life spans. HINT...Some …
    User Rating: Grade Level: 9-12
  • Islands in the Stream 2002: Exploring Underwater Oases - A Bight is Born - … -32 or more) KEY WORDS Plate Tectonics Pangaea Geologic Time (Precambrian, Paleozoic, Mesozoic and Cenozoic eras) Orogeny Erosion mya (million years … of fossil animals and plants, paleomagnetic trends in rocks, the ages of rocks that form mountain chains and ancient glaciation. We … South Carolina. Orangeburg, SC: Sandlapper Publishing Co., Inc., 1995. A. Precambrian Era (800 mya) "Grenville Orogeny" Scientists believe that North America …
    User Rating: Grade Level: 9-12
  • A Long Time - … , the teacher puts up a time line that shows students age relative to geologic time. Lesson Concepts: Life has been on … machine tape Adhesive tape Pictures of Cenozoic, Mesozoic, Paleozoic, and Precambrian living things. The urls below should help with this: www … the beginning of the Precambrian Eon. Life for most of the Precambrian consisted of unicellular bacteria, but late Precambrian fossils include jellies and …
    User Rating: Grade Level: K-2
  • Back to the Past with the Geologic Time Scale - … be familiar with the concept of fossils, relative and absolute age of rocks, layers of Earth, continental drift, Pangaea, and the … the length of time of each of the Eras and Precambrian Time. Students will be able to complete the pie chart … fossils as we move through the geologic time scale from Precambrian Time to present and draw a conclusion based on their … fossils as we move through the geologic time scale from Precambrian Time to present and draw a conclusion based on their …
    User Rating: Grade Level: 6-8
  • Last Extinction - … Sites Includes information about megafauna, facts about ice ages, and the causes of ice ages. Provides a list of 30 prehistoric mammals … from the Precambrian Period to the current Phanerozoic, including detailed articles covering ancient life, stratigraphy, localities, and tectonics. Books Ice Age Mammals … some potential causes of extinction. Twilight of the Mammoths: Ice Age Extinctions and the Rewilding of America by Paul Martin. University …
    User Rating: Grade Level: 6-8
  • Paleo Sleuths - Investigating the Past Using a Geological Time Scale - … show this time, from the oldest age of layers at the bottom to the youngest age of layers at the top, represented … of strata, or layers of rock Chronostratigraphic- the order and ages of layers of rock 4. Eras on the Geologic Time Scale Cenozoic - known as the Age of Mammals, Present to 66 ma Mesozoic - known as the … - known as the Age of Ancient Life, 252.17 ma to 541 ma Precambrian - is the earliest of geologic ages, 541 ma to …
    User Rating: Grade Level: 3-12
  • Hunting Invertebrates in the Classroom - … of fossil bearing rock, at least a foot square. Paleozoic age limestones commonly occur as thin flag stones covered with a … -530 million years old (Paleozoic Era). (The Precambrian/Paleozoic boundary is conventionally assigned an age of 570 million years; however, recent studies … each fossil was found in. Dinosaur bones occur in Mesozoic age rocks, 65-245 million years old. This is an important …
    User Rating: Grade Level: K-12
  • MHAL - When Glaciers Covered Michigan - Lesson Plan - … covered with Michigan History on spruce forests and bogs. Ice Age mammals a String - Lesson > inhabited Michigan then: mammoth, mastodon, Plan … have lived in Michigan at the end of the Ice Age? If the ice sheets that once covered our state were … : an area of almost 2,000,000 square miles of Precambrian strata that occupies most of eastern and central Canada and … , Denver, CO 80225. Pielou. E. C. (1991). After the Ice Age: The Return of Life to Glaciated North America. Chicago: The …
    User Rating: Grade Level: 9-12
  • Crinoids: Flowers of the Iowa Seas - … . The geologic time table is divided into four major eras - Precambrian (which means origin of life), Paleozoic (ancient life), Mesozoic (intermediate … the remains or traces of organisms of a past geologic age buried in the earth's crust. A fossil can be … trace of an animal or plant from a past geological age that has been preserved in the earth's crust. Gastroliths …
    User Rating: Grade Level: 3-5
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