Across
- 2. Planets with temperatures not to hot or cold to allow for liquid water
- 6. Time it takes for Earth to spin on its axis
- 7. 24hours
- 8. Time it takes for Earth to orbit the sun
- 9. The line passing through the middle of the earth from the North Pole to the South Pole, 23.5 degrees
Down
- 1. the part of the planet not facing the sun
- 3. Time it takes for the moon to orbit the earth
- 4. The person who landed on the moon
- 5. the part of the planet facing the sun