Across
- 3. optical instrument used to see things that are far away
- 6. reflecting light, usually because very clean
- 7. to hang from something
- 9. expert in astronomy
- 11. to put up with or endure someone or something
- 13. controlling; managing
- 14. having a purpose or plan in mind
- 18. a set of things, events, or people of a similar kind
- 20. over coming or overpowering completely
- 21. someone that is against another in a fight, contest
Down
- 1. use of science to solve problems
- 2. a person elected to be the head of a state
- 3. trying to fix or improve something
- 4. clearly defined or identified
- 5. a series of events; process of change
- 8. to stay flying in the air
- 10. using science and math to design something
- 12. 10 years
- 15. wriggle or twist the body
- 16. curved shape
- 17. searched, explored, examined
- 19. to be very tired