Across
- 1. made up of two or more things
- 3. has value
- 5. artificial
- 7. gas created from an engine
- 10. having no concern for other people
- 11. people in charge
Down
- 2. set on fire or exploded
- 4. causing damage while looking for something
- 6. an organization
- 8. the study of matter and energy
- 9. outer edges