Across
- 3. the introduction of harmful materials into the environment
- 4. the ability to be sustained, supported, upheld, or confirmed. Environmental Science
- 5. this process happens when a liquid turns into a gas
- 7. an organism that cannot produce its own food and must eat other plants and/or animals to get energy
- 8. The scientific method is an empirical method for acquiring knowledge that has characterized the development of science since at least the 17th century.
- 10. the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
- 13. a person, company, or country that makes, grows, or supplies goods or commodities for sale.
- 14. water released from clouds in the form of rain, freezing rain, sleet, snow, or hail
Down
- 1. is a process in which deep, cold water rises toward the surface
- 2. involves the continuous circulation of water in the Earth-Atmosphere system
- 5. is the strength and vitality required for sustained physical or mental activity.
- 6. describes the processes through which the three main rock types (igneous, metamorphic, and sedimentary) transform from one type into another.
- 9. in biology, an interacting group of various species in a common location
- 11. the process by which businesses or other organizations develop international influence or start operating on an international scale.
- 12. circulation of nitrogen in various forms through nature. Nitrogen, a component of proteins and nucleic acids, is essential to life on Earth.