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Independent and dependent variables
independent variables can be changed but dependent variables cannot
difference between a control group is and what the controls and constants are
A control group is a group in a experiment in which it experiment or observation designed to minimize the effects of variables other than the single independent variable.
Difference between qualitative and quantitative data
quantitative data-
Describe what would happen to a controlled experiment if each of the following occurred: sample size too small, experiment not repeated, missing a control group, more than one variable.
The controlled experiment would not be very accurate
Difference between a hypothesis, scientific theory, and law
hypothesis- proposed explanation
scientific theory - series of statements about the causal elements for observed phenomena.
law-statement based on repeated experimental observations
traits of a good scientist
skeptical, objective, open minded, creative
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