Across
- 1. a force of attraction between two objects due to their masses
- 5. a natural or artificial body that revolves around a celestial body that is greater in mass
- 6. the time for Earth to rotate once on its axis
- 8. the movement when the sun appears to cross the celestial equator
- 9. tide a tide of increased range that occurs two times a month, at the new and full moons
- 11. phases the different appearances of the moon from Earth troghout the moon
Down
- 2. the spin of a body on its axis
- 3. the point at with the sun appears to cross the celestial equator
- 4. a division of the year that is characterized by reoccurring weather conditions and determined by both the Earth's tilt relative to the sun and the Earth's position on its orbit around the sun
- 7. the time required for Earth to orbit once around the sun
- 10. tide a tide of minimum range that occurs during the first and third quarters of the moon