Across
- 3. Information obtained through the senses.
- 6. The steepness of a line on a graph
- 9. instrument that measures temperature
- 11. The amount of space an object takes up
- 16. a statement that summarizes a pattern found in nature
- 17. The study of matter and energy and the interactions between the two through forces and motion.
- 18. the closeness of a measurement to the actual value of what is being measured
- 19. the study of the origin, history, and structure of Earth
- 25. an organized plan for gathering, organizing, and communicating information
- 27. An experiment in which only one variable is manipulated at a time.
- 28. a gauge of how exact a measurement is
- 29. A representation of an object or event
Down
- 1. The study of the composition, structure, properties, and reactions of matter
- 2. A well-tested explanation for a wide range of observations or experimental results.
- 4. a system of knowledge and the methods you use to find that knowledge
- 5. A proposed answer to a question
- 7. a way of expressing a value as the product of a number between 1 and 10 and a power of 10
- 8. The study of the universe beyond Earth, including the sun, moon, planets, and stars
- 10. factor a ratio of equivalent measurements used to convert a quantity from one unit to another
- 12. the quantity of matter in an object
- 13. The use of knowledge to solve practical probelms
- 14. the study of living things
- 15. the variable that causes a change in another variable
- 20. the variable that changes in response to the manipulated variable
- 21. the straight-line distance between two points
- 22. proportion a relationship in which the ratio of two variables is constant
- 23. the ratio of an object's mass to its volume
- 24. proportion a relationship in which the product of two variables is a constant
- 26. Figures all the digits that are known in a measurement, plus the last digit that is estimated