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Terms in this set (14)
a set of steps used to help design valid experiments.
using your senses to gain information from your surroundings.
Investigative Question (IQ)
a question that requires an experiment to receive the proper answer.
a prediction that can be tested. Stated as "If...,then..."
steps for the experiment. Includes variables, trials, and materials.
procedure carried out to verify or deny a hypothesis.
Independent Variable (IV)
the variable that is manipulated or changed during the experiment. On a graph it is on the x-axis.
Dependent Variable (DV)
the variable that is being measured, is affected by the independent varaible. On a graph it is on the y-axis.
Control Variable (CV)
the variable(s) that remain the same.
Control Group (H)
the group that does not receive the experimental treatment. Serves as a comparison for evaluating the effect of the treatment.
Experimental Group (H)
group that is exposed to the treatment.
facts or observations collected during an experiment
the number of observations or amount of participants in an experiment. Larger sample sizes = more valid experiment
a summary of the experiment based on the data collected.
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