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useful to study all year long!

Tests done to prove or disprove a hypothesis. Experiments
The ________ group is used for comparison. control
The _________ group is used to test the hypothesis. experimental
The four parts of a lab are: problem, procedure, observation, conclusion
A ________ is any factor in an experiment that changes. variable
The ___________ is the factor that is purposely changed. independent variable
The ______________ is the factor that changes as a result of the other variables and procedures in the experiment. dependent variable
A _______ is any factor in an experiment that is not allowed to change. constant
_________ of ________ refers to the ways the scientist changes the independent variable. Levels of IV
________________________ refers to how many times the scientist tests each level of independent variable. Number of repeated trials
Created by: sohare3