Across
- 2. catalysts, or substances that control how quickly chemical reactions occur
- 4. the study and investigation to discover and explain new knowledge.
- 7. the science of life and living organisms
- 9. related, or produced by chemical or biochemical synthesis
- 10. aspects that makes the earth dirty and unhealthy
- 12. everything that is around us, including both living and nonliving things such as water, animals, and plants.
- 13. the knowledge about the physical, chemical, and biological universe and the things that occur in it.
- 14. are the smallest unit that can live independently and make up all living organisms and tissues of the body.
Down
- 1. the use of knowledge to invent new devices or tools.
- 3. the study of living things
- 5. a genetic material that makes up a living organism
- 6. the application of science and maths to solve problems.
- 8. made by humans, not by nature.
- 11. the place equipped for experimental study in a science or testing and analysis.