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