Across
- 3. Name a volcanic gas that has a thick, black cloud.
- 4. True or false a volcano can be covered with ice and still have lava running down the side
- 5. What do we call volcanoes that have not been active for a long time
- 8. How is the size and shape of a volcano determined?
- 9. Do volcanologists study clouds?
- 11. What do we call burning something until it is destroyed?
- 14. What do scientists us e to measure the amounts ans types of gases in the air?
- 15. Which valcano collapsed and cause a tsunami that was 36m high?
- 17. A bowl shaped hole in the ground
- 18. True or false tephra is the liquid that falls after an eruption.
Down
- 1. What type of volcano has thin runny lava that spreads a long way?
- 2. What do we call a disater that is caused by a natural event?
- 5. What creature do scientists believe died out cause of dustclouds fro volcanoes?
- 6. The molten rock beneath th earth's crust.
- 7. In one year how far can tectonic plates move fro each other?____cm
- 10. The world's largest volcano._____loa
- 12. The earth'crust is divided into pieces.What do we call these plates?
- 13. What does lava form whenit breaks down?_____soil
- 16. Yes or no can hot magma melt metals?