Across
- 3. what magma is called when it's on the surface of the earth
- 4. a physical features of earth's surface
- 6. type of tectonic plate boundary where the plates slide past each other
- 10. Large destructive waves caused by an earthquake near the ocean
- 12. The top layer of Earth's surface
- 13. The lithosphere is made up of _____ plates
- 14. A number that describes how much energy an earthquake released
- 15. the word for observable natural events
- 16. What the S stands for in S-wave
Down
- 1. What lava is called when it's inside the earth
- 2. type of tectonic plate boundary where the plates move towards each other
- 5. What the P stands for in P-wave
- 7. A _____ wave is a vibration through the earth released by earthquakes and volcanoes
- 8. The scale that measures an earthquake's magnitude
- 9. type of tectonic plate boundary where the plates move apart
- 11. _____ currents in the asthenosphere are caused by heat rising and cool material falling
