Across
- 3. The amount of matter in an object
- 5. An organized procedure to study something under controlled conditions
- 8. The pull of gravity
- 9. the process of obtaining information by using the senses
- 11. Observation An observation that deals with characteristics that cannot be expressed in numbers
- 12. Making multiple sets of measurements or observations in a scientific investigation
- 15. A basic principle of nature that always occurs under certain conditions
- 18. The metric base unit used to measure length or distance
- 19. Variable The factor that is deliberately manipulated
- 20. a representation of something in the natural world
Down
- 1. A testable idea or explanation that leads to scientific investigation
- 2. Observation An observation that deals with a number or amount
- 4. The metric based unit used to measure liquid volume
- 5. Evidence Observations, measurements and other types of data
- 6. The reproduction of a scientific investigation by another person to ensure accuracy
- 7. Information gathered from observations or experimentation
- 10. Variable The factor that may change as a result of manipulation of the independent variable
- 13. The metric base unit used to measure mass
- 14. systematic study of natural events and conditions
- 16. A well supported explanation about the natural world
- 17. a belief or practice that is not based on science