Across
- 4. ability to be maintained at a certain rate or level
- 7. energy radiation from the Sun capable of producing heat, generating electricity
- 9. person, company, or country that makes, grows, or supplies goods for sale
- 11. ability to do work
- 13. presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects
- 14. process by which businesses or other organizations develop international influence
- 15. person who purchases goods and services for personal use
Down
- 1. a substance that is used up ore quickly than it can replace itself
- 2. rising of seawater, magma or other liquid
- 3. group of people living in the same place or having a particular characteristic in common
- 5. process of turning liquid to gas
- 6. organism, fungus, or invertebrate that decomposes organic material
- 8. process of rocks eroding, melting and cooling into other rocks
- 10. rain, sleet, hail, snow
- 12. branch of biology that deals with relations of organisms to one another and to their physical surroundings