Plate Tectonics

4. Where is one of the only places on earth where a divergent boundary can occur on land?
5. Sloping volcano built by violent eruptions
6. Thin magma with gentle eruptions
8. Thick magma with explosive eruptions
10. Made up of South America, Africa, Antarctica, and the Subcontinent India
11. South America and Africa fit together like...
13. A Lahar is a _______ caused by a volcanic eruption
16. Created the continental drift theory
17. Once a large landmass
18. Sharp and blocky lava
19. The ________ rocks are found closest to the mid-ocean ridge
24. Discovered that the seafloor was spreading
25. Rock structure suggests that the continents once...
27. A famous supervolcano

1. When plates move away from each other
2. An example of a transform boundary
3. A hotspot forms in the ______ of the plate
7. When plates come together
9. Mineral found in Antarctica due to climate
12. Alfred Wegener's theory was rejected because he could not _____ ___ the continents moved
13. Divergent boundaries occur at the...
14. Solid material ejected from the volcano
15. Made up of North America, Europe, Asia, and Greenland
17. Smooth and ropey lava
20. When plates slide past each other
21. Wcanto map the plate boundaries because of
22. Steep-sided volcano
23. An ______ continental margin causes seismic activity such as earthquakes and volcanoes
26. Broad-based volcano