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Unit 1: The Scientific Method
Glossary Terms
15
Science
8th Grade
08/29/2017

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Term
Hypothesis
Definition
An educated guess as to what the outcome of the
experiment will be. Must relate the two variables. It
should also provide reasoning to your thoughts
Term
Science
Definition
Knowledge of general facts, laws and relationships that is obtained through systematic observation and experimentation.
Term
Purpose
Definition
The scientific reason the experiment is being
conducted. Should include a reference to both the
independent variable and dependent variable.
Term
Equipment
Definition
 Materials required to perform the experiment.
Term
Procedure
Definition
A numbered, step-by-step list of the actions taken in
order to complete the experiment.
Term
Safety Precautions
Definition
Actions taken to ensure the safety of all those involved in the experiment.
Term
Independent Variable
Definition
The factors of the experiment that are being tested.
The scientist chooses to change the independent
variable.
Term
Dependent Variable
Definition
The factors of the experiment that are being measured.  The scientist has no control over the change of the dependent variable
Term
Constant Controls
Definition
The factors of the experiment that are not permitted to change. These are things that, if they changed, would affect the outcomes of the experiment. There are often multiple constant conditions
Term
Control
Definition
A set of factors used to eliminate error in an experiment, a starting point, something to which you can compare your results.
Term
Observations
Definition
Information obtained from the experiment by using your senses. The words "I think" should never appear in observations
Term
Data
Definition
Measurements or statistics obtained from the
experiment by using instruments or tallying.
Term
Source of Error
Definition
Things that change in the experiment, affecting the
results, that are out of the scientists control.
Term
Discussion
Definition
deas/information obtained from an experiment. This
will include personal thoughts and should draw upon
knowledge of the topic.
Term
Conclusion
Definition
A final statement indicating the outcome of the
experiment in terms of the hypothesis. It should include reference to the hypothesis, including both the independent and dependent variables.
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