earth - moon - sun system

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Across
  1. 2. light spots on the moon that indicate a high surface on the moon.
  2. 4. imaginary vertical line that cuts through the center of Earth around which the Earth spins.
  3. 7. spinning of Earth on its imaginary axis
  4. 8. change in appearance of the Moon as viewed from the Earth.
  5. 10. the side of the moon that we can see from Earth.
  6. 11. the partial or total blocking of light of one celestial object by another.
  7. 13. moon phase that occurs when the Moon is between Earth and the Sun
Down
  1. 1. describes phase that occur when the angle between sun, earth and moon is 90 degrees.
  2. 3. occurs when Earth's shadow falls on the Moon.
  3. 5. the force that stops the object from changing its state of motion.
  4. 6. phase that occurs when all of the Moon's surface faces Earth and reflects light.
  5. 9. occurs when the Moon pauses directly between the Sun and Earth and casts a shadow over part of the Earth
  6. 12. twice-yearly time-each spring and fall-when the Sun is directly over the equator and the number of daylight and nighttime hours are equal worldwide.