Across
- 5. The way things really are, the whole of reality.
- 8. The wise and prudent management of the things entrusted to us.
- 10. A testable, informed prediction, based on a theory, of what will happen under certain circumstances.
- 11. The collection of all organisms that live on Earth along with the environments in which they live.
- 12. The rigid outer layer of Earth, composed mostly of solid rock.
- 14. The study of the atmosphere.
- 15. The layer of gasses that surround a planet such as Earth.
- 17. A statement that is supported by evidence and that is correct so far as we know.
- 18. The study of the materials that make up Earth and the processes that change Earth over time.
Down
- 1. The part of Earth composed of water, including oceans, lakes, rivers and groundwater.
- 2. A natural resource that is not replaced when it is removed from nature for human use.
- 3. The study of the oceans.
- 4. The best model or explanation we have at present for a body of facts.
- 6. A natural resource that can be replaced as it is used.
- 7. science that tests hypotheses by conducting planned, repeatable, well-controlled experiments.
- 9. Natural _____, any material or substance provided by Earth that human beings can use.
- 13. a scientific investigation about events that happened in the past. These events can be modeled but cannot be repeated.
- 16. the ability of processes in a scale model to work in the same way as processes do in nature.