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the act of noticing and describing events or processes in a careful , orderly way
logical interpretation based on observations
possible explanation for a set of observations or possible answer to a scientific question
an experiment in which only one variable is manipulated at a time
The experimental factor that is manipulated; the variable whose effect is being studied
variable that changes as a result of a change in the independent variable
the group that does not receive the experimental treatment.
information gathered from observations
a decision about the hypothesis based on the results of the experiment
an explanation using an integrated set of principles that organizes observations and predicts behaviors or events