sci exam 2 – Flashcards
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What did the 13th Amendment do?
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Passed by Congress on January 31, 1865, and ratified on December 6, 1865, the 13th amendment abolished slavery in the United States and provides that "Neither slavery nor involuntary servitude.
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controlled experiment
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an experiment in witch all the varieables exept for one remain the same
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hypothesis
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a possible explanation for a set observations or answer to a scientific question
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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 scientists changes during an experiment
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observation
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the process of useing one or more senses to gather information
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responding varieable
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the factor that changes as a result of changes to the manipulated vareable
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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 wcich scientists study the nateral world
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scientific law
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a statement that describes what scientists expect to happen every time under a set of conditions
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scientific theroy
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a well-tested scientific concept that expans a wide range of observations
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variables
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scientists think about all the factors that could affect the outcome of the experement
