Astronomy Chapter 1

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Across
  1. 4. internal ability to know something without being taught
  2. 6. A scientist who studies the planets, stars, and everything else in outer space
  3. 7. Is made by man and sent in to space to orbit Earth
  4. 8. I cause the tides
  5. 13. National Aeronautics and Space Administration
  6. 14. The first person to use a telescope to see far distances into space, he helped prove Nicolaus Copernicus was correct about the Sun being the center of the solar system
  7. 17. The number of phases of the moon
  8. 18. An object in space which orbits around another object
  9. 20. The study of outer space
  10. 21. How sailors used the sun, moon, and stars to know which direction to sail
Down
  1. 1. The center of our solar system
  2. 2. I travel around the earth and am made by God - you could also call the moon by this name
  3. 3. Knowledge of
  4. 5. Star
  5. 6. someone trained to travel in a spaceship into outer space
  6. 9. One of the first people to believe that the Sun was the center of the solar system
  7. 10. Patterns of stars
  8. 11. How to tell the time from the position of shadows
  9. 12. is an invisible force which pulls objects together
  10. 15. Everything that exists everywhere
  11. 16. The pull that planes and other objects have on each other
  12. 19. Our galaxy