sem 2 – Flashcard

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variables
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scientists think about all the factors that could affect the outcome of the experement
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Controlled Experiment
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An experiment in which all of the variables except for one remain the same.
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Hypothesis
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A possible explanation for a set of observations or answer to scientific question; must be tested.
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Inference
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An interpretation of an observation based on evidence and prior knowledge.
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Manipulated variable
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The one factor that a scientist changes during an experiment; also called independant variable.
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Observation
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The process of using one or more senses to gather information.
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Responding variable
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The factor that changes as a result of changes to the manipulated variable in an experiment.
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Science
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A way of learning about the natural world.
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Scientific inquiry
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The diverse ways in which scientist study the natural world.
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Scientific law
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A statement that describes what scientists expect to happen every time under a particular set of conditions.
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Scientific theory
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A well-tested scientific concept that explains a wide range of observations.
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Variable
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All factors that could affect the outcome of an experiment.
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