SECTION 17.4 CAUSES OF PLATE MOTION Earth Science 1.
Unit 4 Lesson 5 Earth’s Layers Copyright © Houghton Mifflin Harcourt Publishing Company.
Ch. 4.2 The Theory of Plate Tectonics. The theory of plate tectonics explains the what, how and why of continental movement. Two types of earth’s crust:
Unit 2 PLATE TECTONICS CHAPTERS 10, 11, 12, 13 & 19 (SECT.1&2)
Earth
Atmosphere “This PowerPoint puts the “phere” in other, lesser PowerPoints” - PPTA.
17-4 Causes of Plate Motion
17-4 Causes of Plate Motion Objectives: Explain the process of convection Summarize how convection in the mantle is related to the movements of tectonic.
