Across
- 1. Hot, melted rock under the surface of the earth
- 8. People who travel to new places to learn new things
- 9. A teacher at a university
- 10. Large animal that often carry people and things through the desert
- 12. A geologist’s term for large pieces of rock far under the ground
- 14. When a volcano produces hot, melted rock
- 16. Lava that comes together in a crater
- 17. Causing a very happy feeling
- 18. A small amount
Down
- 2. Some of the first people on Earth
- 3. Not safe
- 4. The hole in the top of a volcano
- 5. To look at something closely to get information
- 6. A yellow material that smells very bad
- 7. Become cold
- 11. Scientists who study the earth
- 13. New
- 15. A long difficult journey
- 19. Hot melted rock on the outside of a volcano