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APSM Biology 1.1-1.2
APSM CA Biology 1.1-1.2 Science
| Term | Definition |
|---|---|
| Explanations | hypotheses about initial observations or posed problems |
| Observations | information obtained by the senses & sense- enhancing tools |
| Science | a way of knowing by fitting explanations to observations |
| Control | The treatment that is exactly the same as the experimental treatment except it lacks the presence of the experimental variable |
| dependent variable | The effect caused by the experimental treatment |
| experimental error | Uncertainty due to difficulties in measuring or repeating the experiment |
| experiments | way to eliminate all the explanations except one |
| independent variable | factor that differs between the control treatment and the experimental treatment |
| placebo | a pill with all the same ingredients except the drug |
| qualitative data | Observations that involve only descriptions |
| quantitative data | Observations that involve numerical measurements |