Across
- 5. bright; giving off light
- 8. having to do with the mass of air that surrounds the earth
- 9. misty; foggy
- 10. the forces of attraction toward the center of a celestial body
- 12. dreary; gloomy
- 14. capable of emitting light
- 15. violent motion or agitation
- 17. unlimited; infinite
- 20. one of two times each year when day and night are of equal length
Down
- 1. an unusual or significant occurrence
- 2. time of year when the sun is farthest from the equator
- 3. a lighting up
- 4. bending or deflection of a ray of light
- 6. moist; damp
- 7. a broken or disconnected part
- 11. characterized by a curved semi-circular shape
- 13. science dealing with weather and weather forecasting
- 16. barren; desolate
- 18. a wide and open area
- 19. hot and moist; sweltering