Unit 7: Understanding Stars

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Across
  1. 4. The average distance from Earth to the Sun, used to measure distances in space
  2. 5. A small, hot, dense star that is the leftover core of a dead star
  3. 6. The visible surface of the Sun
  4. 9. A large, bright loop of gas that extends from the Sun's surface
  5. 12. A large, bright star in a later stage of its life
  6. 13. The transfer of heat through circular motion where hot gas rises and cool gas sinks
  7. 15. The stage where a star spends most of its life fusing hydrogen into helium
  8. 16. How bright a star looks from Earth
Down
  1. 1. The reddish layer of the Sun's atmosphere just above the photosphere
  2. 2. How bright a star actually is; its true brightness
  3. 3. When different parts of the Sun rotate at different speeds
  4. 7. An extremely large and bright star in a late stage of its life
  5. 8. A darker, cooler area on the Sun's surface caused by magnetic fields
  6. 10. The hottest outer layer of the Sun that extends millions of miles into space
  7. 11. A sudden burst of energy from the Sun that can disrupt technology on Earth
  8. 14. The unit used to measure the temperature of stars