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chapter 1
| Term | Definition |
|---|---|
| hypothesis | statement of what you think in investigation |
| variable | thing you can change on a test |
| dependent variable | changes when a independent variable changes |
| independent variable | is one you can control |
| observation | thing you find out about objects |
| experiment | scientific methods test hypothesis |
| control group | standard against witch change is measured |
| procedures | step-by-step instructions for a task |
| data | information from a conclusion or prediction can be made |
| precision | constntly repeat |
| accuracy | close measurement almost exact measurement as possible |
| infrence | is conclusion based on observation |
| evidence | are observation make you think something is true |