Across
- 2. idea; rule; scientific concept
- 4. knowing or realizing something
- 8. to defy; a contest; competition
- 10. important; significant; impressive
- 11. powerful person
- 13. loud; extremely noisy
- 14. reach; achieve; accomplish
- 15. to disobey; to rebel
- 16. learner
Down
- 1. mountain; opening in Earth’s crust
- 3. not sure; unclear
- 5. appreciation; identification; ID; detection
- 6. something resulting from the past; relic
- 7. to enlist; to enroll; to invite
- 9. jeopardy; risky
- 10. scientist
- 12. teacher; supporter