Across
- 4. a natural appearance of coloured light in the sky that is usually seen in the latitudes
- 5. outer atmosphere of the Earth
- 8. water, especially from a river or stream, dropping from a higher to a lower point
- 10. season between summer and winter
- 11. the large star that heats our planet
Down
- 1. the galaxy that includes the earth, seen at night as a pale strip across the sky
- 2. celestial body with its own motion
- 3. the natural satellite that orbits Earth
- 6. visible condensed water vapor in the sky
- 7. an arch of different colors seen in the sky when rain is falling and the sun is shining
- 9. we had three rainy days on holiday, but otherwise it was sunny