Environmental Literacy Crossword

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Across
  1. 3. the quality of something that gives off light or shines
  2. 6. what keeps our planets in orbit
  3. 8. A scatterplot of stars
  4. 10. existence
  5. 12. a statement that hasn't been proven as true
  6. 13. Heating of the earths surface
  7. 14. provides light and heat for us on earth
  8. 15. a star is made of 25% of this element
  9. 16. orbit around the sun in the solar system
Down
  1. 1. happened about 13.8 billion years ago
  2. 2. Long term change in temperature and weather patterns
  3. 4. giant balls of hot gas
  4. 5. A push or pull
  5. 7. the degree or intensity of heat present in something
  6. 9. a star is made of 75% of this element
  7. 11. something proven to be true & observed many times