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Bio Vocab List 2

Bio Vocab 2 - Scientific Investigation

variable anything that can affect an experiment or outcome
one number of varibles that can be tested at a time
scientific method steps to answer a scientific question
independent variable the variable changed by the experimentor to observe the results
dependent variable the variable that is measured
control group group that is not tested ,but used only to compare.
experimental group the group that is tested/experimented on
quantitative data is numerical, like time, number of, or mass.
hypothesis guess or prediction
experiment process used to test hypothesis
theory an idea with that has a lot of data to support it, but its not a proven fact.
law a statement based on repeated experimental observations, observed in nature
qualitative data describing the quality , like appearance, color, or movement, or smell
experimental error weakens a scientific study, can be due to inaccurate measurements, faulty tools, improper set up
model tools for representing ideas and explanations, can be diagrams, drawings, physical replicas, mathematical representations, or simulations.
phenomenom a fact or situation that is observed to exist or happen, especially one whose cause or explanation is in question.
Created by: alegonzalez