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20 Cards in this Set
- Front
- Back
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science |
a systematic way of learning about the natural world that relies on observation, evidence, and objective investigation |
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observation |
information gathered about the natural world using tools or human senses |
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prediction |
a guess about what will happen |
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conclusion |
an inference or summary of the meaning of the results of a scientific investigation |
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reproducible result |
a result of a scientific investigation that has been replicated by others |
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experiment |
a scientific investigation in which a scientist manipulates one or more conditions to see the results |
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controlled experiment |
an experiment in which one condition is allowed to vary and all others are kept constant |
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independent variable |
in a controlled experiment, the condition that the scientist changes on purpose |
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dependent variable |
in a controlled experiment, the condition that the scientist observes to see the effect of changing the independent variable |
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controlled variable |
a condition that is kept the same throughout an experiment |
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field study |
a scientific investigation that is not conducted in a laboratory setting |
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model |
a representation of an aspect of the natural world |
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computational model |
a model created or designed using computers |
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fact |
an observation or phenomenon that all competent observers agree on |
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hypothesis |
a tentative answer to a scientific question; a prediction about the outcome of a scientific investigation |
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law |
a well-tested, well supported, broad explanation for all available observations and data |
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evidence |
data or observations that support or refute a scientific claim |
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reductionist approach |
an approach to studying a system in which the focus is on each part of the system in isolation |
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systems approach |
an approach t studying a system in which the focus is on the system as a whole and the interactions between the parts of the system |
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technology |
the application of science to fulfill a need or address a problem |
