1. KEY CONCEPT The origin of life on Earth is a topic that has generated great amounts of study. 2. Earth was very different billions of years ago.Name some differences that…
Slide 1The Precambrian Earth to the present. 4.5 Billions years in 2 weeks! PowerPoint Notes created by S. Koziol Date : 12/30/2013 Revised : ?/?/?? Slide 2 Objectives Slides…
Slide 1 1st/2nd/4th Review Project Collection #2 Learning Objective 1.32: The student is able to justify the selection of geological, physical, and chemical data that reveals…