IS Earth in Space Lesson 1 Vocabulary 1

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Across
  1. 2. One whole spin of an object on its axis
  2. 5. Everything around a star including planets, dwarf planets, moons, asteroids, and comets.
  3. 6. One full orbit
  4. 7. An invisible path around an object
Down
  1. 1. One full orbit
  2. 3. An imaginary center line that something rotates on
  3. 4. One whole spin of an object on its axis