The Scientific Method
Vocab
"Full many a gem of purest ray serene,
The dark unfathomed caves of ocean bare.
Full many a flower is born to blush unseen,
And waste its sweetness on the desert air."

--Thomas Gray from "Elegy Written in a Country Churchyard"

control group the group in which the independent (experimental) variable is kept constant, providing a standard of comparison to verify the results of an experiment.

dependent variable the variable affected by the independent variable.

experimental group the group in which the independent (experimental) variable is manipulated.

independent variable the variable being tested.

theory a possible explanation based on observation, thought, and experiment.

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