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10 Cards in this Set
- Front
- Back
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What is science?
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Science is to investigate and understand the natural world.
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Science
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to learn about the natural world.
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Observation
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using senses to gather information.
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Data
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Evidence; information gathered from observations
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Inference
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Logical interpretation base on prior knowledge and experience.
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Hypothesis
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Possible explanation for a set of observations
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How science works
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A hypothesis should be tested by an experiment in which only one variable is changed at a time.
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Spontaneous generation
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life that could arise in the air, or from nonliving matter
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Controlled Experiment
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A test of the effect of a single variable, changing that one and keeping all the others the same.
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Manipulated Variable
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Factor in an experiment that a scientist purposely changes; also known as independent variable
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