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Biology - Scientific Methods
Biology - Scientific Methods, Scientific Theories, Experiment
10
Biology
Undergraduate 1
10/02/2010

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Term
Four steps
Definition
Observation, Hypothesis, Testing, and Conclusion
Term
Observation
Definition
Data are collected before a conclusion is drawn.
Term
Hypothesis
Definition
Supposition that is formulated after making an observation; it can be tested by obtaining more data, often by experimentation
Term
Testing
Definition
Means in which to determine the accuracy of a prediction, as by conducting experiments.
Term
Conclusion
Definition
Statement made following an experiment as to whether the results support the hypothesis.
Term
Scientific Theory
Definition
Supported by a broad range of observations, experiments, and data,
Term
An Experiment
Definition
Environmental conditions must be kept constant except for the experimental variable.
Term
Experimental variable
Definition
A variable that is deliberately changed
Term
Test group
Definition
Exposed to the experimental variable.
Term
Control Group
Definition
Not exposed to experimental variable.
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