Across
- 1. mathematical system used by most scientist when collecting data and performing experiments
- 4. testable explanation of a situation
- 6. factor being measured in a controlled experiment; its value changes because of changes to the independent variable
- 8. information gained from observations
- 9. process of making logical conclusions
- 10. group in experiment exposed to the factor being tested
- 12. the science of life
- 15. investigation of a phenomenon in a controlled setting to test a hypothesis
- 17. group of organisms that can breed with one another and produce fertile offspring
- 19. production of offspring
- 21. reaction to a stimulus
- 24. results in the addition of mass to an organism, and in many organisms, the formation of new cells and new structures
- 25. International System of Units
- 26. arranged in an orderly way
- 27. describes relationships under certain conditions in nature
- 28. set of moral principles or values
Down
- 2. the one factor that can be changed in a controlled experiment; is the factor tested and affects the experiment outcome
- 3. any inherited characteristic that results from changes to a species over time
- 5. process in which procedures and results of an experiment are evaluated by other scientists
- 7. factor that remains fixed during an experiment while the independent and dependent variables change
- 8. process of natural changes that take place during the life of an organism
- 11. anything that is part of either environment and causes some sort of reaction by an organism
- 13. method used by most scientist to gather information and answer questions
- 14. regulation of an organism's internal conditions to maintain life
- 16. an explanation of a natural phenomenon supported by many observations and experiments over time
- 18. Anything that possesses all the characteristics of life
- 20. group in experiment used for comparison
- 22. body of knowledge based on the study of nature
- 23. direct method of gathering information in an orderly way