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9 Cards in this Set
- Front
- Back
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variable that is manipulated by scientist
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independent
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variable that is measured or observed
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dependent
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change in ____ variable will show that independent variable had affect
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dependent
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____ describes the measurements or results that are consistent
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precision
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accuracy
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"correct data" match the theoretical values or accepted results from other investigations.
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for data to be accurate it must be precicse
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true
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Theories vs. Laws
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theory = explain how or why behavior happens
Law = simply describes what happens but not how or why |
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when measuring, if it's right on the line, what do you write?
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put a 0 at the end.
example = 5.50 instead of 5.5 |
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how to design a lab
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identify purpose
background info design data table/results write procedure determine materials write safety concerns make changes discuss results |
