Slide 1Macroevolution Mark Mayo Cypress College Last update: 8/27/13 Slide 2 2 Macroevolution * Definition – large-scale patterns, trends and rates of change among families…

Slide 1 Slide 2 FOSSILSFOSSILS Slide 3 In 1869, John Wesley Powell led a pioneering expedition through the Grand Canyon. Powell, who later went on to head the U.S. Geological…

Slide 1Rocks Record Earth History 12.1 Discovering Earths History Rocks record geological events and changing life forms of the past. We have learned that Earth is much older…

Slide 1Chapter 8 Geologic Time Slide 2 Historical Notes Catastrophism Landscape developed by catastrophes James Ussher, mid-1600s, concluded Earth was only a few thousand…

Slide 1Earth Science Geologic Time Chapter 11 Slide 2 Historical notes Catastrophism Landscape developed by catastrophes James Ussher, mid-1600s, concluded Earth was only…

Slide 1Essentials of Geology, 9e Geologic Time Chapter 18 Slide 2 Determining geological ages Relative age dates – placing rocks and events in their proper sequence of…

Slide 1Geologic Time Slide 2 Rocks Record Earth History 17.1 Determining Relative Age Rocks record geological events and changing life forms of the past. We have learned…

Slide 1Earth Science, 12e Geologic Time Chapter 11 Slide 2 Historical notes Catastrophism Landscape developed by catastrophes James Ussher, mid-1600s, concluded Earth was…

1.Fossils: evidence of past life Remains or traces of prehistoric life Types of fossils • Petrified – cavities and pores are filled with precipitated mineral matter…

1.Earth Science 3.4Looking at Fossils2. Describe five ways that different types of fossils form.List three types of fossils that are not part of organisms.Explain how fossils…