Chapter 8: Plate TectonicsChapter 8: Plate Tectonics 8.1: Earth has several layers 8.2: Continents change position over time 8.3: Plates move apart 8.4:
GEOL 1003 Ch3.ppt
1 Plate Tectonics Plate Tectonics Chapter 22.4. 2 The Solid Earth The Solid Earth Crust (very thin: 3-30 miles (5-50 km) thin) Mantle (mobile) Core (HOT!!!)
Plate Tectonics
PLATE TECTONICS chapter 7 Interior of Earth 4 Core –Inner Solid Fe; under pressure –Outer Liquid Fe 4 Mantle –Solid; plastic 4 Crust –Solid; brittle.
EarthComm : Second Edition
PLATE TECTONICS
Sea Floor Spreading and Plate Tectonics
DO NOW FOR THURSDAY, FEB. 28 How do geologists know what the Earth is composed of?
Plate Tectonics Chapter 17 Great Idea: The entire earth is still changing, due to the slow convection of soft, hot rocks deep within the planet.
GEOL3025, Section 096 Lecture #19 18 October 2007