Sun, Earth & Moon

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Across
  1. 4. shape of the moon when less than a quarter is illuminated
  2. 7. growing or getting larger; following a New Moon, the moon appears to be growing and will be illuminated on the right side.
  3. 13. The cyclical changes of light due to the tilt and revolution of earth around the sun
  4. 15. force of attraction between all masses in the universe, especially the attraction of the Earth's mass for bodies near its surface
Down
  1. 1. moon phase that occurs when the earth is between the sun and the moon; the entire lit side is seen from earth
  2. 2. the movement of objects around another object ; earth’s revolution around the sun and moon’s revolution around the earth result in cyclical patterns Moon phases
  3. 3. moon phase that occurs when the moon passes between Earth and the Sun; no illumination is seen from earth
  4. 5. the rising and falling of the oceans due to the gravitational attraction of the Moon and Sun; usually occurs twice each day
  5. 6. imaginary line about which an object rotates
  6. 8. shrinking or getting smaller; following a Full Moon, the moon appears to shrink and will be illuminated on the left.
  7. 9. the action of an object spinning around the axis of another object; Earth spins around its axis, causing day and night
  8. 10. tide occurs at the first and third (last) quarter Moon phases; the Sun is at a right angle to the Moon
  9. 11. when half of the moon appears to be illuminated; waxing- light from the right; waning - light on the left
  10. 12. tide occurs at the full and new Moon phases; Earth, Moon, and Sun are in alignment pulling the water in the same direction
  11. 14. shape of the moon when more than a quarter is illuminated