1. An introduction to various styles of extension found throughout the lithosphere See instructor notes below for each slide! 2. Outline • Normal faulting • Transtensional…

1. Exploration of Earth History What evidence can we find in rocks? 2. Rocks tell the story of Earth’s History • Red Rock Canyon CO Devil’s Tower Wyoming Painted Desert…

1. •QMWin ? •Exam 2. Mini-Summary •The history of the earth is divided into geological time periods • These are defined by characteristic flora and fauna •Large-scale…

1. Mini-Summary 2. Mini-Summary• The history of the earth is divided into geological time periods 3. Mini-Summary• The history of the earth is divided into geological…

Slide 1Sedimentary Rocks Rocks made of bits & pieces of other rocks. Slide 2 Sedimentary Rocks Igneous rocks are the most common rocks on Earth, but because most of them…

Slide 1Fossils Slide 2 The earliest clues about life on earth are about 3.5 billion years old!!!! Slide 3 What are Fossils The remains of organisms that lived a long time…

Slide 1PALAEONTOLOGY The study of fossils © 2008 Paul Billiet ODWSODWS Slide 2 The formation of fossils Fossils are generally of rock that had replaced the preserved organism…

Slide 1Whos First? Copyright © Houghton Mifflin Harcourt Publishing Company What is relative dating? Scientists try to find out the order in which events happened during…

Slide 1Uniformitarianism Laws of nature DONT change with time Past events explained & estimated by modern processes The Present is the Key to the Past Slide 2 Uniformitarianism…

Slide 1Unit 2 Lesson 2 Relative Dating Copyright © Houghton Mifflin Harcourt Publishing Company Slide 2 Whos First? Copyright © Houghton Mifflin Harcourt Publishing Company…