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Shinlever NOS

Nature of Science Vocabulary

hypothesis A tentative explanation a scientist proposes for a specific phenomenon that has been observed. It must be testable.
independent variable The variable that the experimenter manipulates or changes.
dependent variable The variable that changes as a result of the test.
accuracy The extent to which a measurement agrees with the standard value for that measurement. (bullseye)
precision Degree to which repeated measurements under unchanged conditions show the same results.
scientific evidence Data or observations which can support or refute a scientific theory or hypothesis.
qualitative data Descriptive data that can be observed, but not measured; such as color, texture, smell, taste, etc.
quantitative data Numerically based data that can be measured; such as length, height, mass, temperature, etc.
constants Variables that must stay the same throughout the experiment/test.
control group The sample or group that is not getting the experimental treatment.
Created by: jshinlever
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