'Rock layers' presentation slideshows

End of Year Review Geologic Evidence of Change Over Time

End of Year Review Geologic Evidence of Change Over Time. Wake County 8 th Grade Science Curriculum. Fossil: evidence of past life preserved in rock; Different kinds of fossils are: Petrified fossil: minerals replace all or part of an organism. Change Over Time Geologic Evidence.

1.48k views • 131 slides

Geological Changes

Geological Changes. Yellow is the magic color. 8 th Grade Science Riverwood Middle Clayton, NC. 8.E.2 Understand the history of Earth and its life forms based on evidence of change recorded in fossil records and landforms.

1.33k views • 66 slides

Fossils and the Rock Record

969 views • 42 slides

Relative & Absolute Dating

833 views • 34 slides

A Trip Through Geologic Time

A Trip Through Geologic Time. Fossils. Fossils are preserved remains or traces of living things. Most fossils form when living things die and are buried by sediments. The sediments slowly harden into rock and preserve the shape of the organisms.

486 views • 26 slides

Sedimentary Rocks

Sedimentary Rocks. Sedimentary Rocks - Those rocks that form from the aggregation of sediments that have been transported, deposited, and later lithified. Sediments are essentially fragments and particles of other rocks and/or minerals. How is a sedimentary rock produced?.

936 views • 26 slides

581 views • 26 slides

Plate Tectonics

Plate Tectonics. Divergent Boundaries. Plates moving AWAY from each other. Landforms and effects. Mid-Ocean ridges Earthquakes New rock forming on plates (Africa, Iceland). Iceland. African Rift Valley. Convergent Boundaries. When plates come together or collide. Features .

329 views • 24 slides

VOLCANOES!

788 views • 20 slides

Evolution and Change

Evolution and Change. Chapter Fourteen: Earth and Life History. 14.1 Evidence from Rocks 14.2 How Earth Changes 14.3 Natural Selection. Investigation 14A. Relative Dating. How can you determine the sequence of past events?. 14.1 Evidence from Rock.

302 views • 19 slides

Sedimentary Rocks

492 views • 17 slides

What?

What?. Who?. Where?. Why?. Key questions. What is weathering? What is physical weathering? What is chemical weathering? What is biological weathering?. Weathering?. Weathering is the breakdown of rocks caused by different elements of the weather. Freeze Thaw Weathering.

529 views • 15 slides

Volcanoes!

447 views • 14 slides

7.2.6 e1 Rock Mystery

574 views • 13 slides

Landforms

Landforms. Chapter 6, Section 1. Landforms. 3 basic types. Plains Plateaus Mountains. Plains. Plains. Large flat areas 2 types: Coastal plains Interior plains . Plains. Coastal Plains. Exposed region of the continental shelf.

940 views • 11 slides

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

318 views • 9 slides

Finding Relative Age of Rocks

Finding Relative Age of Rocks. Relative and Absolute Ages. 1. The relative age of a rock is its age compared to the ages of other rocks. 2. The absolute age of a rock is the number of years since the rock formed.

453 views • 9 slides

Fossils and The Law of Superposition

348 views • 9 slides

Dinosaurs and Fossils

Dinosaurs and Fossils. Determining the age of dinosaur fossils. Dino Domination. Dinosaurs ruled the earth for 165 million years Mass extinction at the end of the Cretaceous period, 65 million years ago . How do we know?. Fossils of every shape and size have been found on 6 continents

251 views • 8 slides

Pangaea

Pangaea.

281 views • 5 slides