Chapter 6 The Solar System

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Across
  1. 5. The outer layer, which looks like a white halo around the Sun
  2. 6. rocky objects
  3. 8. Meteoroids that pass through the atmosphere and are found on Earth's surface
  4. 10. Streams of electrically charged particles
  5. 12. The eruptions caused by gas on the Sun being heated to millions of degrees Celsius
  6. 13. Loose collections of ice, dust, and small rocky particles
  7. 17. A region beyond Neptune's orbit
  8. 18. The inner layer of the Sun's atmosphere
  9. 19. The inner planets
  10. 21. Huge loops of gas
  11. 23. A region between mars and Jupiter
  12. 25. A fuzzy outer layer formed by clouds of gas and dust
  13. 28. A region of very tightly packed gas where energy moves mainly in the form of electromagnetic radiation
  14. 29. Sun-centered model
  15. 30. The outer planets
  16. 31. trapping of heat by the atmosphere
  17. 32. The middle layer of the Sun's atmosphere
Down
  1. 1. Areas of gas on the Sun's surface that are cooler than the gases around them
  2. 2. Small bodies formed by rock and ice
  3. 3. system Consists of the Sun, the planets, their moons and a variety of smaller objects
  4. 4. Chunks of rock and dust smaller than asteroids
  5. 7. the solid inner core of a comet
  6. 9. oval shape
  7. 11. The process in which H atoms join to form He atoms
  8. 14. Beyond the Kuiper Belt, stretches more than 1,000 times the distance between the Sun and Neptune
  9. 15. A streak of light caused when a meteoroid enters Earth's atmosphere
  10. 16. the average distance between Earth and the Sun
  11. 18. Must be round, orbit the Sun, and have cleared its orbit around the Sun
  12. 20. Earth-centered model
  13. 22. the outermost layer of the Sun's interior
  14. 24. Orbits the Sun and is rounded, but has not cleared its path around the Sun
  15. 26. central region
  16. 27. thin disk of small particles of ice and rock