Unit 1 - Sci Inq & Density Vocab 24-5

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Observation

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Information obtained through the senses.

Tags

NGSS.MS-LS1-8

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Qualitative Observation

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An observation that describes using your 5 senses. It also uses NO measurement.

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Quantitative Observation

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An observation that is measurable such as amount, height, length, weight etc. (contains numbers).

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NGSS.MS-PS3-1

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Inference

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A logical interpretation based on observations.

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NGSS.MS-PS1-2

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Scientific Method

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A logical, systematic approach to the solution of a scientific problem.

Tags

NGSS.MS-LS1-1

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Steps of the Scientific Method

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Identify problem, Background Research, Form Hypothesis, Conduct an Experiment, Form a Conclusion, Communicate Results.

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NGSS.MS-PS1-2

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Controlled Experiment

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An experiment in which only one variable is manipulated (changed) at a time.

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Independent Variable (IV)

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The variable that is manipulated by the scientist to test its effect on the dependent variable.

Tags

NGSS.MS-PS2-2

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Dependent Variable (DV)

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The variable that is measured by the researcher. (The data that is collected).

Tags

NGSS.MS-PS1-2

NGSS.MS-PS2-2

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Control Group

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In an experiment, the group that is not exposed to the change (what normally happens?) and serves as a comparison for evaluating the experiment.