Across
- 1. the closeness of a measurement to the true value of what is measured
- 3. a representation of an object or event
- 6. a statement that summarizes a pattern found in nature
- 7. information obtained through the senses
- 8. the straight-line distance between two points
- 13. the amount of space taken up by an object
- 17. the use of scientific knowledge to solve practical problems
- 18. an instrument that measures temperature
- 19. method an organized plan used for gathering, organizing, and communicating information
- 20. the study of matter and energy and the interactions between the two through forces and motion
- 22. the variable that causes a change in another variable / the variable that the scientist changes in an experiment
Down
- 2. a well-tested explanation for a set of observations or experimental results
- 4. a ratio of equivalent measurements that is used to convert a quantity from one unit to another
- 5. an experiment in which only one variable, the manipulated variable, is deliberately changed at a time
- 9. the study of the composition, structure, properties, and reactions of matter
- 10. the ratio of a material’s mass to its volume the amount of space taken up by an object
- 11. a variable that changes in response to a change in the manipulated variable
- 12. a way of expressing a value as the product of a number between 1 and 10 and a power of 10
- 14. the amount of matter in an object
- 15. a proposed answer to a question
- 16. a gauge of how exact a measurement is
- 21. a system of knowledge about the natural world and the methods used to find that knowledge