Slide 1GEOSC 10: Geology of the National Parks Plate Tectonics II: Making Mountains & Volcanism Presented by Dr. Sridhar Anandakrishnan The Pennsylvania State University…

Seafloor Spreading 5.4 p. 141-147 Seafloor Spreading Until the 1950âs little was known about the ocean floor, but after sonar was invented, a complex ocean floor with mountains,…

Daily Review #1 Daily Review #4 Put in order of age: Gondwana, Pangaea, South America Sketch the layers of the Earth and label the asthenosphere, lithosphere, outer core,…

Theory of Plate Tectonics Plates Meet at Boundaries Hot, mantle moves the plates. Tectonic Plates Continental Drift Wagenerâs first theory Continents are on crustal plates…

Plate Boundaries Warm-up 11/3 & 7 What is it called when one plate goes under another plate? What is it called where two plates separate? What is one thing you know about…

Plate Boundaries Plate Boundaries Remember: Earth Structures Lithosphere Asthenosphere review 2 Plate Tectonics 1. Plates are moving in different directions at different…

Tectonic Plate Boundaries Plate Boundaries - where the edge of two plates meet. 3 Plate Boundaries and 1 other 1. Divergent - occurs where plates move apart (mostly in oceans)…