Across
- 3. a mountain range in South Asia that was formed through two continental crusts pushing against each other.
- 4. hot spot where large number of volcanic eruption and earthquakes occur.
- 6. the plate boundary that forms an ocean.
- 7. pressure 3.6 million times that at the Earth's surface.
- 9. fastest of the three earthquake waves.
Down
- 1. proposed the continental drift hypothesis.
- 2. means "all land"
- 5. an island country that has it's land made up of basalt.
- 8. 40 miles thick.
- 10. a US state that has more than 50 active volcanoes.