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Week 2 Vocabulary

QuestionAnswer
controlled experiment a test of the effect of a single variable by changing it while keeping all other variables the same
controlled variable factor in an experiment that a scientist purposely keeps the same
data evidence; information gathered from observations
dependent variable factor in an experiment that a scientist wants to observe, which may change because of the independent variable.
hypothesis possible explanation for a set of observations or a possible answer to a scientific question.
independent variable the factor in an experiment that a scientist purposely changes
inference logical interpretation based on prior knowledge and experience
manipulated variable the factor in an experiment that a scientist purposely changes
observation use of one or more of the senses-sight, hearing, touch, smell, and sometimes taste-to gather information
responding variable factor in an experiment that a scientist wants to observe, which may change in response to the manipulated variable.
spontaneous generation an early hypothesis (it was disproved) stating that life could arise from non-living matter
theory well-tested explanation that unifies a broad range of observations
Created by: ARhymer