Across
- 2. cause to cover a large area
- 3. the branch of science concerned with the nature and properties of matter and energy.
- 6. an agency or means of doing something.
- 8. used to cut things
- 9. a living organism that feeds on organic matter
Down
- 1. an advantage or profit gained from something.
- 3. relating to, consisting of, or denoting fragments of rock erupted by a volcano.
- 4. the study of the fundamental nature of knowledge,
- 5. cause (something, especially an emotion or situation) to arise or come about.
- 7. a stretch of land