earth day

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Across
  1. 3. the layer on earth that protects use from the radition
  2. 5. a place to dispose of refuse and other waste material
  3. 7. use again
  4. 9. panel absorb the sun's rays as a source of energy
  5. 12. the month earth day is
  6. 14. the star around which the earth orbits
  7. 15. natural world as a whole
  8. 16. discarded matter
Down
  1. 1. what the earth is mostly made of
  2. 2. envelope of gases surrounding earth
  3. 4. the weather condition we live in
  4. 6. biological community of interacting organisms
  5. 7. use again or more than once
  6. 8. not used
  7. 10. all organisms that grow or live wild in an area without being introduced by humans
  8. 11. trash in a public place
  9. 13. we take care of them and water them