Across
- 1. the condition or state of something
- 4. the physical world and everything in it (such as plants, animals, mountains, oceans, stars, etc.) that is not made by people
- 6. the liquid that descends from the clouds as rain forms streams, lakes, and seas, and is a major constituent of all living matter
- 8. to pass again through a series of changes or treatments such as: to process (something, such as liquid body waste, glass, or cans) in order to regain material for human use
- 9. to break up into constituent parts by or as if by a chemical process
- 10. to keep (someone or something) from being harmed, lost, etc.
- 11. relating to an economy : relating to the process or system by which goods and services are produced, sold, and bought
- 12. able to be used without being completely used up or destroyed
Down
- 2. the natural world
- 3. a bipedal primate mammal
- 5. usable power that comes from heat, electricity, etc.
- 7. a place or thing that provides something useful