Scientific Method

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What is the first step of the scientific method?

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The first step of the scientific method is to make observations and ask questions.

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What is a hypothesis?

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A hypothesis is an educated guess or prediction that can be tested through experimentation.

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What is the scientific method?

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The scientific method is a systematic process used by scientists to investigate phenomena, acquire new knowledge, or correct and integrate previous knowledge.

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NGSS.MS-PS1-2

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Why is it important to keep variables constant in an experiment?

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Keeping variables constant ensures that the results of the experiment are due to the independent variable being tested, allowing for a fair test.

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NGSS.MS-PS3-4

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What is an observation in the context of the scientific method?

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An observation is the act of gathering information about your surroundings using your senses.

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NGSS.MS-LS1-8

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What is a dependent variable?

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A dependent variable is the variable that is measured in an experiment; it is affected by changes in the independent variable.

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NGSS.MS-PS1-2

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What is an independent variable?

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An independent variable is the variable that is changed or controlled in an experiment to test its effects on the dependent variable.

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NGSS.MS-PS2-2

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What role does experimentation play in the scientific method?

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Experimentation is used to test hypotheses and gather data to support or refute them.

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NGSS.MS-PS1-2

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What is the purpose of a control group in an experiment?

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A control group is used as a standard for comparison; it does not receive the experimental treatment.

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How do scientists analyze data collected from experiments?

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Scientists analyze data using statistical methods to determine if the results support the hypothesis.

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NGSS.MS-PS1-2

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