Across
- 3. What causes trenches in the ocean?
- 8. What has two tectonic plates move past and away from each other?
- 10. Which layer of the earth has magma?
- 12. What is the outer layer of the earth?
- 13. What is the deepest layer in earth?
- 14. What is it called when earthquakes create something example (tsunami)?
- 15. When volcanoes destroy homes what is it called?
Down
- 1. What can detect vibrations during an earth quake?
- 2. When volcanoes makes islands its considered?
- 4. What can cause Tsunamis?
- 5. What has two tectonic plates move away from each other?
- 6. What is the second deepest layer in earth?
- 7. What is it considered when earthquakes destroy buildings?
- 9. What did Charles Richter develop in 1935?
- 11. What has two tectonic plates moving together?