Space Science I 8th Grade WP

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Across
  1. 4. term for any celestial body orbiting around a planet or star
  2. 5. chunk of rock that burns up when it hits Earth's atmosphere
  3. 7. space rock that strikes Earth's surface
  4. 8. imaginary circle around the middle of the Earth, halfway between the North and South Pole
  5. 10. objects of rock, metal and ice that are smaller than planets and revolve around the sun
  6. 11. small pieces of rock and dust
  7. 13. space object made of ice and dust that orbits a star and developes a long, bright tail as it nears its star
  8. 14. movement of an object around another object
Down
  1. 1. force of attraction between objects that is due to their masses
  2. 2. the region between that orbits of Mars and Jupiter in which most asteroids are found
  3. 3. three-dimensional model of Earth
  4. 6. path of an object as it revolves around another object in space
  5. 9. study of planets, stars, galaxies, and all other objects in space
  6. 10. imaginary line that passes through Earth's North and South poles
  7. 12. spinning of an object on its axis