'Petrified fossils' presentation slideshows

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Ms. Susinno

Ms. Susinno. View as a slideshow. What is a fossil?. A fossil is the preserved remains of a once-living organism. What do fossils tell us?. Fossils give clues about organisms that lived long ago. They help to show that evolution has occurred.

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February 22, 2013

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Paleontology Presentation

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What is a fossil?

What is a fossil?. A fossil is the preserved remains of a once-living organism. What do fossils tell us?. 1. help scientists determine the age of the earth Biodiversity. A half-life is the amount of time it takes for half of the atom to decay.

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A Trip Through Geologic Time

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FOSSILS

FOSSILS. A Trip Through Geological Time. How does evidence from rocks help scientists understand Earth's history?. Skills Check. Number your paper 1-5 Skip Lines. 1. What is a fossil? 2. What does the fossil record show us (2 main things)? 3. Name 3 of the 4 types of fossils.

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Fossils

Fossils. Chapter 4 Section 1 Pages 106-112. Evidence of Ancient Life. Fossils- the preserved remains or traces of living things. Fossils provide evidence of how life has changed over time . Fossils also help scientists infer how Earth's surface has changed.

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Fossils

Fossils. 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. 3 Main Types of Fossils. 1. Petrified fossils: formed by replacement.

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Fossils and Rock Layers

Fossils and Rock Layers. How are Fossils preserved?. When an animal dies, the remains are covered by sediment. This sediment hardens and forms rock layers over time. What process moves the rocks and sediment?. How are Fossils preserved?.

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5-2 The Fossil Record

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What is a fossil?

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OBJECTIVE

OBJECTIVE. I will analyze and interpret data So that I can show how fossils forms By highlighting cause and effect. What is a fossil?. A fossil is the preserved remains of a once-living organism. What do fossils tell us?.

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What is a fossil?

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What is a fossil?

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Introducing Evolution

Introducing Evolution. Objectives: SOL BIO.8a-d. TSW investigate and understand how populations change through time, including: Examining fossil records. Fossils. Any evidence of an organism that lived long ago. Types of Fossils. Cast Mold Trace fossils Imprints Petrified fossils

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Introducing Evolution

Introducing Evolution. Objectives: SOL BIO.8a-d. TSW investigate and understand how populations change through time, including: Examining fossil records. Fossils. Any evidence of an organism that lived long ago. Types of Fossils. Cast Mold Trace fossils Imprints Petrified fossils

198 views • 9 slides