Earth, Moon and Gravity

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Across
  1. 2. The Earth is closest to this
  2. 4. The light from the moon ___ the light from the Sun
  3. 7. This is about the time it takes the moon to orbit around Earth
  4. 8. What goes up must come _______
  5. 10. The moon orbits around this
Down
  1. 1. Gravity pulls things towards the Earth's _____
  2. 3. The force that pulls things towards the Earth
  3. 5. The name of the phase of the moon when 100% of the moon's face is illuminated by the Sun
  4. 6. The Earth orbits around this
  5. 7. Objects with a bigger ____ have a stronger pull of gravity
  6. 9. The name of the phase of the moon when no light can be seen reflecting off of it