Across
- 2. Crowded or compact
- 4. bare or desolate
- 6. the application of measures to make environmental
- 7. The process by which energy is emitted as particles or waves.
- 9. fall or drop straight down at high speed
- 12. The trait that is more visible in the population
- 14. favorable to health
- 16. Having a constant ratio or relationship
- 18. The trait that is less visible in the population
- 20. Thinly scattered or distributed
- 22. The branch of science that deals with celestial objects, space, and the physical universe as a whole.
Down
- 1. testimony taken down in writing under oath or
- 3. new method, idea, or product
- 5. a bicycle with seats and pedals for two riders, one behind the other
- 8. of any activity
- 10. Satisfactory and economical to use
- 11. an instance of rising through the air
- 13. emit a deep loud roar, typically in pain or anger
- 15. an unrestrained and usually excessive indulgence in or
- 17. Confused
- 19. a large disastrous fire
- 21. feeling or expressing overwhelming happiness or joyful excitement
- 23. A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding