SchoolN.Scientific Investigations.Test

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What is a scientific investigation?

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A scientific investigation is a systematic process used to explore observations, answer questions, and test hypotheses through experimentation and data collection.

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Why is it important to change one variable in an experiment?

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Changing one variable allows scientists to observe how it affects other variables, helping to establish cause-and-effect relationships.

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What is the first step in conducting a scientific investigation?

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The first step is to define the problem or question that needs to be investigated.

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What does it mean for scientific knowledge to be constantly changing?

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It means that as new evidence is discovered, scientific theories and understandings may be revised or replaced.

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What is the purpose of using control groups in experiments?

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Control groups are used to provide a baseline for comparison, helping to isolate the effects of the variable being tested.

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What is the difference between qualitative and quantitative data?

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Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.

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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.

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Why is it important to replicate experiments?

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Replicating experiments helps to verify results and ensures that findings are reliable and not due to chance.

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What is the scientific method?

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The scientific method is a structured approach to inquiry that involves making observations, forming a hypothesis, conducting experiments, and drawing conclusions.

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What role does peer review play in scientific research?

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Peer review helps to validate research findings by having other experts evaluate the methods and conclusions before publication.