Across
- 1. a well supported explanation about the natural world, explains observations that scientists have made
- 3. a testable idea or explanation that leads to scientific investigation
- 5. an organized procedure to study something under controlled conditions
- 9. a variable that is deliberately changed in order to test the effect of change on another variable
- 10. a variable that is not allowed to change in the investigation
Down
- 2. the process of obtaining information by using the five senses
- 4. a statement that describes what scientists expect to happen every time under a particular set of conditions
- 6. a representation of something in the natural world, an object or an event
- 7. a variable that is measured to gather results
- 8. measurements and information gathered during an investigation that can be used in calculating or reasoning