Download presentation
Presentation is loading. Please wait.
1
Do Now: Copy diagram and label
Earth’s Interior Do Now: Copy diagram and label
2
What is it like inside the Earth?
Dense Hot Solid or liquid depending on the layer SEE ESRT page 10 Outer core is a liquid, Inner core is a solid
5
How do we know about the earth’s interior?
From earthquake data From meteorites Remember- P waves can travel through everything, S-waves can travel through solids only Creates a Shadow Zone- 102° to 143° away from the epicenter The speed of the seismic waves depends on the density of the material- more dense, faster waves The Moho was discovered this way…
6
http://earthquake. usgs. gov/learn/animations/animation. php
7
Why is there a Shadow Zone?
Earth’s outer core is a liquid and seismic waves cannot travel through this zone. P-waves are refracted and S-waves cannot travel through this at all.
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.