1. Lesson 2: Earth’s Interior

2. Clues to Earth’s Interior – What’s below Earth’s surface? – Temperature and Pressure Increase with Depth – Using Earthquake Waves

3. Earth’s Layers Crust: the brittle, rocky outer layer of Earth Mantle: the thick middle layer in the solid part of Earth – Lithosphere: scientists group the crust and the uppermost mantle into a rigid layer called the lithosphere – Asthenosphere: the plastic layer within the mantle – Upper Mantle and Lower Mantle

4. Earth’s Layers Core: is the dense metallic center of Earth – Outer Core – Inner Core

5. Earth’s Core and Geomagnetism Earth’s Magnetic Field Magnetosphere: The outer part of the magnetic field that interacts with the charged particles coming from the sun wind

6. Homework Write down the questions and turn them to me today (10/28) Textbook: Page 24 #1, 2, 3, 4, 6 & 9