'Oldest layers' presentation slideshows

Starter 03/13/13

Starter 03/13/13. Why do sedimentary rocks form layers?. Directions

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EVIDENCE THAT SUPPORTS EVOLUTION

EVIDENCE THAT SUPPORTS EVOLUTION. Pillar #1: The Fossil Record. What is a fossil?. The remains or evidence of an organism Fossilized bone, wood, shell, or dung Casts, imprints, or molds Amber or tar entrapments Imprints of footprints or borings. Fossil Facts.

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Sedimentary Rocks

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Relative Dating : Which Came First?

Relative Dating : Which Came First?. Earth Science Chapter 3.2. Objectives:. Explain how relative dating is used in geology. Explain the principle of superposition. Describe how the geologic column is used in relative dating. Identify two events and two features that disrupt rock layers.

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Sedimentary Rocks

Sedimentary Rocks. Chapter 4 Section 4. Sedimentary Rocks. Sediments are loose materials like rock fragments, mineral grains, and bits of shell. Sediments come from already-existing rocks that are weathered and eroded.

356 views • 14 slides

Sedimentary Rocks

Sedimentary Rocks. Section 3.3. Formation of Sedimentary Rocks. Sedimentary comes from the Latin word sedimentum , which means settling All sedimentary rocks begin to form when existing rocks are broken down into sediments

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204 views • 11 slides

Relative Dating

257 views • 11 slides

Rocks Part #2

Rocks Part #2. Sedimentary rocks. Formed by sediments being buried and compressed. Form in layers (Law of Superposition) oldest layers on the bottom, newest on top If no overturning has Occurred Sediments get sorted so most are formed by material of the same size. Clastic

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Lahar Lab

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Fossils

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Unit E: Planet Earth

Unit E: Planet Earth. Interpreting Fossils. Methods Used to Interpret Fossils. The fossil record in rocks indicates a sequence of different life forms appearing at different times.

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