Space Vocab Review

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Across
  1. 2. The apparent change in shape of the moon as it goes through its cycle.
  2. 5. A term used to describe a model where the Earth is at the center of the universe.
  3. 6. The time it takes for a planet to complete one full orbit around the sun.
  4. 8. The spinning of a planet on its axis, which causes day and night.
  5. 9. when the shadow of one celestial object falls on another celestial object.
Down
  1. 1. The tilt of the Earth’s axis causes different times of the year to have varying weather patterns.
  2. 3. A model of the solar system where the sun is at the center, and the planets orbit around it.
  3. 4. an imaginary line through the center of an object around which it rotates.
  4. 7. The path an object takes as it moves around another object in space.