Teresa Agaton-Space Review

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Across
  1. 4. spin on an axis
  2. 8. protects Earth from radiation
  3. 11. preserves the atmosphere in Earth's oxygen
  4. 13. rocky objects that orbit the sun
  5. 14. measure of the force of gravity on an object
Down
  1. 1. survives its passage through the atmosphere
  2. 2. small mass of dust and ice that orbits the sun
  3. 3. when we see the glowing of a meteoroid
  4. 5. sun centered modern view of the solar system
  5. 6. Earth centered old view of the solar system
  6. 7. Moons and manmade satellites orbit planets (two words)
  7. 9. Must have an abundant supply of oxygen
  8. 10. amount of matter in an object
  9. 12. pull toward the center of the object