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Chemistry Chapter 1!
Question | Answer |
---|---|
Scientific Method | 1) ask a question2)backround research3) make a hypothesis4)test hypothesis with an experiment5)analyze and draw conclusion6)results |
Hypothesis | an assumption or guess because of something |
Independent Variable | the variable you physically change |
Dependent Variable | changes according to the independent variable |
Experimental Control | hold constent in experiment |
Density | mass per unit volume |
Percent Error | % error = measured value - accepted value X 100 accepted value |
Significant figures | accuracy of numbers |