Vocab Chapter 1: Exploring and Classifying Life
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Created by:
Presz-Leland on October 5, 2009
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6 terms
Terms | Definitions |
|---|---|
 scientific methods | a series of steps followed to solve problems |
| variable | something in an experiment that can change |
| hypothesis | an explanation that can be tested |
| theory | an explanation of things or events based on scientific knowledge that is the result of many observations and experiments |
| control | the standard to which the outcome of a test is compared |
| law | a statement about how things work in nature that seem to be true all the time |
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