Monday December 3, 2012 (Discussion and Worksheet - Introduction to Continental Drift and Plate Tectonics)
Ch 25: History of life …as we understand it
CHAPTER 26 Early Earth and the Origin of Life Time line: Introduction to the History of Life 1.Life on Earth originated between 3.5 and 4.0 billion years.
Earth as a system The Earth system is powered by energy from the sun that drives the external processes in the Atmosphere Hydrosphere Biosphere Geosphere.
Essentials of Geology, 9e Plate Tectonics: A Scientific Theory Unfolds Chapter 15.
Earth Science, 12e
ESS1 - Changing Climate – 2. Large-scale glaciations – Chapter 14 cont’d
Monday November 1, 2010
