Earth Science chapter 19 and 20 Crossword

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Across
  1. 5. Jupiter Saturn Uranus Neptune.
  2. 7. The spinning of Earth on its axis.
  3. 8. Large round pits on the moons surface.
  4. 10. The tendency of an object to resist change in motion,
  5. 15. The trapping of heat in the atmospere.
  6. 17. a chunk of rock or dust in spaces that comes from comets or asteroids.
  7. 19. The movement of one object around another.
  8. 20. Meteoroid that passs through Earth's atmosphere and hit the surface.
  9. 21. Sun centered model of the solar system developed by Copernicus.
  10. 23. The imaginary line that passes through Earth's center and the North and South Poles.
  11. 24. Doughnut shaped region that extends from beyond Neptunes orbit.
  12. 26. A tide with the greatest difference between consecutive low and high tides.
  13. 30. When a meteoroid enters Earth's atmosphere and produces a streak of light in the sky.
  14. 31. The rise and fall of the oceans water
  15. 33. The amount of matter in an object.
  16. 34. 23.5 degrees.
  17. 35. The darkest part of the moon's shadow.
  18. 36. shape of planetary orbits.
  19. 37. Dark, flat areas on the moon's surface.
Down
  1. 1. An array of Radio telescopes located in West Virginia.
  2. 2. The different shapes of the moon you see from Earth.
  3. 3. The path that Earth follows.
  4. 4. The force of gravity on an object.
  5. 6. Sun Moon Earth
  6. 9. The force that attracts all objects towards one another.
  7. 11. Mercury Venus Earth Mars
  8. 12. Sun Earth Moon
  9. 13. A tide with the least difference between consecutive low and high tides.
  10. 14. Rocky objects that are too small and too numerous to be considered full fledged planets.
  11. 16. A spherical region of comets that surround the solar system.
  12. 18. Earth centered model of the solar system developed by Ptolemy.
  13. 22. When an object in space comes between the sun and a third object.
  14. 25. The larger part of the moon's shadow andis less dark.
  15. 27. means "equal night"
  16. 28. when the sun reaches its greatest distance north or south of the equator.
  17. 29. The study of moon, stars, and other objects in space.
  18. 32. A "dirty snowball"