Chapter 19 Review Crossword

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Across
  1. 2. What makes up 99% of the mass in our solar system
  2. 4. A blue gas giant that is tilted more than 90 degrees on its axis
  3. 5. The outer planets are known as the _____ ______
  4. 6. The inner planets are also known as the _______ planets
  5. 7. Cluster of rocky objects orbiting the sun-- divides the inner and outer planets
  6. 10. Any object in orbit around a large body, like the moon
  7. 14. The "greenhouse effect" on this planet causes it to have extremely high temperatures
  8. 16. The sun and all of the objects orbiting it make up the ________ ________
  9. 17. Largest planet in our solar system
  10. 18. Any object that orbits the sun or other star
Down
  1. 1. Moon phase that follows a full moon
  2. 3. A __________ crescent moon is seen soon after a new moon
  3. 8. When the moon is between the sun and Earth
  4. 9. When the Earth is between the sun and moon
  5. 11. This layer of gas surrounding Earth traps in some heat and protects us from harmful radiation and space debris
  6. 12. Changes in the water levels on Earth due to the moon (and sun's) gravitational pull
  7. 13. Closest planet to the sun
  8. 15. All of the water on earth makes up what is called the ___________;
  9. 16. This planet is still forming and gives off more energy than it receives from the sun. (It also has rings!)