Across
- 3. when Earth moves around the sun
- 5. imaginary line that passes through Earth
- 6. the planet we live on
- 8. when the moon looks almost full
- 9. when the moon looks very thin and curved in the sky
Down
- 1. the four periods with different weather on Earth
- 2. moon's different appearances
- 3. to move around itself
- 4. the Earth's track around the sun
- 7. when the moon is not visible at all