Slide 12 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt TIME SCALE FOSSILS TRACES OF ORGANISMS SCIENTISTS…

Slide 1March 2012 By award winning Mr. Huppert Slide 2 1. What is a fossil? A fossil is the preserved remains or traces of living things Provides evidence of how life changed…

Slide 18.3 Radioactive Dating Slide 2 Lesson Objective 4d Today, we will learn that evidence from geologic layers and radioactive dating indicates Earth is approximately…

Slide 1Dating Rock Layers How to tell how old the layers of rock are. Slide 2 What is Age? There are 2 kinds: –Absolute Age – The number of years since the rock formed.…

Slide 1Earths history is separated into four divisions according to the fossil record: Eons Eras Periods Epochs Slide 2 The geological time scale reads oldest on the bottom…

Slide 1Modern Classification Techniques Slide 2 Taxonomy - the science of taxonomy also involves other biological sciences such as evolution - taxonomy also attempts to determine…

Slide 1Geologic Time Marble demo Some Index Fossils Coin Toss Sheet Color Copies of Expected Values for X 2 in homework Time Scale.doc Slide 2 Determining geological ages…

Slide 1Age Dating of Rocks Slide 2 Question: How do we know how old rocks are? How do we know how old rocks are? Slide 3 Two types of dating Relative Age Dating – approximately…

Slide 1Relative and Absolute Dating Slide 2 Relative dating - the age of a rock, fossil, or other feature measured compared to another. Slide 3 Absolute dating - (numerical…