1-4c Scientific Method

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What is the scientific method?

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The scientific method is a systematic process used for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge. It typically involves making observations, forming a hypothesis, conducting experiments, collecting data, and drawing conclusions.

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NGSS.MS-PS1-2

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What is quantitative data?

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Quantitative data is information that can be measured and expressed numerically. Examples include height, weight, temperature, and distance.

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NGSS.MS-PS3-4

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What is the independent variable in an experiment?

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The independent variable is the factor that is manipulated or changed in an experiment to test its effects on the dependent variable.

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NGSS.MS-PS2-2

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What is the dependent variable in an experiment?

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The dependent variable is the factor that is measured or observed in an experiment. It is affected by changes in the independent variable.

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NGSS.MS-PS1-2

NGSS.MS-PS2-2

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What is a control group?

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A control group is a group in an experiment that does not receive the treatment or intervention being tested. It serves as a baseline to compare the effects of the experimental group.

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What is an experimental group?

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An experimental group is the group in an experiment that receives the treatment or intervention being tested.

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What is a hypothesis?

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A hypothesis is a testable prediction about the relationship between two or more variables. It is formulated based on observations and prior knowledge.

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NGSS.MS-PS2-2

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What is the purpose of collecting data in an experiment?

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The purpose of collecting data is to provide evidence that supports or refutes the hypothesis and to help draw conclusions about the experiment.

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NGSS.HS-PS1-7

NGSS.HS-PS3-4

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What is the difference between qualitative and quantitative data?

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Qualitative data describes characteristics or qualities that cannot be measured numerically, while quantitative data involves numerical measurements.

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What is a theory in scientific terms?

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A theory is a well-substantiated explanation of an aspect of the natural world that is based on a body of evidence and has stood up to repeated testing and scrutiny.