No Planet B Words

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Across
  1. 2. Big ball of gas
  2. 6. electrical charge commonly found in storms
  3. 7. Floating rock in space
  4. 8. Green plant covering the ground
  5. 10. The opposite of evaporate
  6. 11. The ______ forecast today is
  7. 12. naturally occurring yellowish black liquid
Down
  1. 1. relating to others
  2. 3. Will run out one day
  3. 4. We cannot run out of it
  4. 5. the earth heating
  5. 9. from nature, not man-made