1. PLATE BOUNDARIES & CONVECTION
Practice Quiz

2. LAYERS OF earth
1. The layer of our Earth which makes our plates is the ______________.
(be specific)
2. The ________ is the layer of Earth that provides the heat for convection.
3. The _____________ is the layer of the Earth where convection currents are located.

3. Convection current diagram
4. What three things happen at #4 in the diagram?
5. What three things happen at #4 in the diagram? #4 #5

4. Convection current diagram
In which direction would each of these plates move? (Right or Left) #6 #7

5. Boundary landforms
8. Divergent: Oceanic v. Oceanic 9. Convergent: Oceanic v. Oceanic 10. Divergent: Continental v. Continental
Volcanic Islands and Trenches
Valleys/Seas
Mid-Ocean Ridges

6. Boundary landforms 12. Convergent: Continental v. Oceanic
Earthquakes ONLY
Volcanic Mountains
and Trenches
c. Mountains
11. Convergent Continental v. Continental
12. Convergent: Continental v. Oceanic
13. Transform

7. Which boundary is which? D, c, or t
14. Juan de Fuca plate subducting under the North American Plate.
15. The North American Plate moving away from the Eurasian Plate
16. The Pacific Plate sliding past the North American Plate.

8. Name the well-known geologic feature!

9. Key Lithosphere Core Asthenosphere Heats up, less dense, rises
Cools down, more dense, sinks
left
right c a b c d t
San Andreas Fault
Andes Mountains
Himalaya’s
Mid-Atlantic Ridge