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1.7: Development of Theories

Difficulty Level: Basic Created by: CK-12
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Vocabulary

evolution

Change over time.

law

Explanation that always applies under the same circumstances.

natural selection

The mechanism for biological evolution. Organisms best suited to their environment are more likely to survive.

theory

Complex set of ideas (hypotheses) that have been repeatedly tested; a theory has no significant evidence against it; a theory is testable and falsifiable.

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Difficulty Level:
Basic
Grades:
6 , 7
Date Created:
Jan 04, 2013
Last Modified:
Aug 31, 2016
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SCI.ESC.114.6.L.2