Across
- 3. a fairly large area
- 5. outer layer of something
- 7. measure of thermal conditions, usually in degrees
- 9. a brave person who is admired or looked up to
- 10. to arrive or become visible
Down
- 1. relating to the whole world
- 2. opening which vents lava, ash and gasses
- 4. causing fear
- 6. a fraction or part of a whole
- 8. a sound caused by the reflection of sound waves off a surface