Renewable / nonrenewable sciencecrossword

12345678910
Across
  1. 3. may harm birds due to turbines
  2. 5. a cause of global warming
  3. 8. cannot be used again
  4. 9. not available during cloudy days
  5. 10. efficient uses less energy
Down
  1. 1. uses water to fuel for electricity
  2. 2. uses waste (garbage, plants, etc.)
  3. 4. uses the earth's temperatures to make energy
  4. 6. can be used again
  5. 7. popular nonrenewable resource, used in cars