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15 Cards in this Set
- Front
- Back
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hypothesis
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a testible prediction that is based on previous knowledge and states both the maipulative an respnding variables. it is characterises by an if- then statement.
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control setup
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unchanged portion of the expiriment used for comparison; it is a lab activity performed before the manipulated variable is changed
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experimental setup
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the part of an expiriment in which all factors except one remain constant. it is the lab acticity performed afther the manipulated cariable is changed.
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matter
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anything that has a mass and volume.
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meter
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on ten millionth of the distance from the North or South pole to the equator.
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liter
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the colume equal to .1 of a meter.
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gram
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the mass of one cubic centimeter of water at four degrees celcius
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mental model (model)
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uses imagination and reason to explain a sereis of kobservations or the behavior of things in nature.
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observation
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anything we can perceive through our senses
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inference
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an interpretation or explanation of what caused an event that is observed.
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prediction
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an expected future event of observation.
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properties
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a quality that describes or characterizes a substance
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intrinsic properties
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properties that can not be changed
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extrinsic properties
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properties that can be changed
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mass
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a measure of the amount of matter that makes up a solid, a liquid, or a gas
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