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IPC
IPC Ch. 1 Vocabulary
Term | Definition |
---|---|
dependent (responding) variable | variable whose value changes as a result of changes in other variables. |
control | standard used to compare the results of the experiment. |
variable | a quantity that can have more than one value. |
constant | a factor in an experiment that does not change. |
model | represents an idea, event, or object to help people observe or test it. |
Independent (manipulated) variable | the variable you change to see how it affects another variable. |
bias | occurs when a scientist's expectations change how the results are viewed. |
scientific method | the general pattern of investigational procedures. |
hypothesis | a possible explanation of a problem based on observation and prior knowledge. |
scientific theory | an explanation of things or events using observations and knowledge gained from multiple investigations. |
scientific law | a statement about what happens in nature that seems to be true all the time. |
experiment | testing the effect of one thing on another under controlled conditions. |