| A | B |
| theory | statement describing (but not explaining a natural event or phenomenon |
| law | hypothesis that has been tested and supported by a great amount of eviden e over a long period or time |
| hypothesis | suggested explanation to a probelm or observation based upon known information |
| experiment | used to test a hypothesis |
| variable | anything that can affect the results of an experiment |
| control | part within an experiment that is maintained without change in orger to provide comparison for the part of the experiment containing the variable |
| data | observations and measurements made during an experiment |
| conclusion | a summary that explains whether or not the data supports the hypothesis |
| application | new use to which results are put or new techniques developed |