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science
| Term | Definition |
|---|---|
| science | a way of learning more about the natural world |
| Scientific theory | an attempt to explain a pattern happening in the real world |
| Scientific law | a rule that describes a pattern in the natural world |
| technology | practical science, or applied science |
| system | a collection of structures, cycles, or processes that relate and interact with each other |
| Life science | the study of living systems and the ways in which they interact |
| Earth science | the study of earth systems and the systems in space |
| Physical science | the stury of matter and energy |
| hypothesis | a reasonable and educated possible explanation based on what you know and observe |
| infer | to draw a conclusion based on what you observe |
| Controlled experiment | changing one factor while observing its effect on another while keeping the others constant |
| variable | factors that can be changed in an experiment |
| constant | factors that are not changed in an experiment |
| Dependent variable | thing that is being measured during an experiment |
| Independent variable | the factor you want to test |
| model | any representation of an object or an event used as a tool to help us understand the natural world |
| Physical model | model that you can see or touch |
| idea | describe how someone thinks about something in the natural world |
| description | is a spoken or written summary of observations |
| explanation | an interpretation of observations |
| International system of units | internationally accepted system of units |
| accuracy | description of how close a is to an accepted or true value |
| precision | description of how similar or close measurements are to each other |
| Critical thinking | combining what you know with what you observe to decide if you agree with it |