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Chapter 1
Study cards for Chapter 1 in Science
| Term | Definition |
|---|---|
| Hypothesis | A statement of what you think will happen during an investigation. |
| Observation | Something you find out about an object or living thing by using your senses. |
| Experiment | The use of scientific methods to test your hypothesis. |
| Variable | Something that can change in a test. |
| Control Group | The group in which all conditions are kept the game; the group that doesn't receive special treatment. |
| Procedure | Step-by-step instructions. |
| Data | Information from which a conclusion can be drawn and a prediction can be made. |
| Precision | The ability to constantly repeat a measurement. |
| Accuracy | The ability to make a measurement that is as close to the actual value as possible. |
| Inference | A conclusion based on observations. |
| Evidence | Observations that make you believe something is true. |
| Models | Objects or ideas that represent other things. |
| Survey | Questions that are answered by people. |
| Independent Variable | The variable that is changed by the scientist. |
| Dependent Variable | Changes when the independent variable changes. |
| Experimental Group | The group that receives special treatment; test group. |