Slide 1Environmental Disasters A visual journey Slide 2 Donora, PA Smog Disaster 1948 Slide 3 This picture was taken at… NOON on Oct. 29, 1948 in Donora, PA Slide 4 Toxic…

Slide 1Geologic Time Earth and Space Science Slide 2 Major Questions? How old is the Earth? How did it form? Was it created? Did it evolve? What processes were involved?…

1. Age of Dinosaurs Geological Methods 2. Who am I? Jeff Matzke Email:[email_address] Phone: (920)227-3779 Office: 15H Trowbridge Hall 3. Office Hours 15H Trowbridge Hall…

MS Science Lesson 1-1 How do scientists know what organisms looked like if they donât exist anymore? How do fossils form? Fossils â remains or traces of prehistoric life…

IV. t)iw .. idp) / ,';(J(J cifi(Js l{(lIia,q and inhahited pl(1(~(Js in rllill. r AhllUffl, fh~ /1'()lfnd(J/' of tllp. A luno diYY(1 Afo,.eIHPuf] THE QUETTA…

Slide 1Stanford University DNA Extraction in Atacama Soils Lauren Fletcher – NASA Ames Research Center/Stanford University Christopher McKay – NASA Ames Research Center…

Slide 1 Early Paleozoic Events CHAPTER 8 Slide 2 In the Beginning (of the Paleozoic…) Phanerozoic = "visible life". Refers to rocks younger than the Precambrian.…

Slide 1 Slide 2 Time- a limited period or interval, as between two successive events. Seconds Minutes Hours Days Years Slide 3 1.1. Relative Time- subdivisions of the Earth's…

Slide 1 HOW OLD IS OLD? The Rock Record and Geologic Time Chapter 3 Slide 2 The chalk cliffs Are found in many Sites in Europe and Are all similar in Age. The “Cretaceous”…

Slide 1 Warm Up 1/10/08 1. 1. Fossils are the ____. a. oldest layers of rock in a region b. objects that people of long ago left behind as artifacts c. living creatures with…