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6 Cards in this Set
- Front
- Back
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System |
Is an organized group of related objects or components |
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Models |
* can be used for understanding & predicting the behavior of systems * can be used to represent systems & their interactions Such as inputs, processes & outputs- and energy, matter, and information flows within systems |
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Variable |
Is any condition that could change in an inquiry |
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3 kinds of varibles |
* independent * dependant * controlled |
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Hypothesis |
Provides a possible answer (prediction) to the question (that came about as a result of observations) along w/ an explanation usually written " if ... then... because..." |
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Controlled experiment |
Investigator must have two setups: first, an experimental setup that receives the test treatment, or in other words, the variable that is manipulated by the scientist in the experiment- known as the independent variable; Second, a controlled variable, that's the variable that does not receive treatment, or in other words, the variable that the scientist wants to remain constant |
