1. Grade 4 Unit 8

2. Topics Covered: Parts of the earth Heat transfer and crustal plates Tectonic plates Divergent, Convergent, & Transform Boundaries Hot spots

3. Let’s Look Inside the Earth inner coreouter core mantle oceanic crust heat transfer continental crust

4. inner coreouter core mantle oceanic crust heat transfer Heat Transfers from Core to Mantle continental crust

5. Crustal Plates Move inner coreouter core mantle oceanic crust continental crust

6. Continental & Oceanic Crust OCEANIC CRUST CONTINENTAL CRUST

7. Tectonic Plates Can you name the plate on which Hawai‘i is located? Pacific Plate

8. Divergent Plate Boundary

10. Convergent Plate Boundary

12. Transform Plate Boundary

14. Hot Spots photo courtesy USGS solid dense rock hot spot Hawai‘i Maui O‘ahu Lō‘ihi

15. Two Hot Spot Theories magma from the earth’s core magma from a shallower depth

16. The End