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Bio Vocab List 2
Bio Vocab 2 - Scientific Investigation
Term | Definition |
---|---|
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. |