Scientific Investigation and Experimentation Concepts

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What is replication in scientific investigation?

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Replication is the process of repeating an experiment or investigation to ensure accuracy and reliability of results.

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Why is it important to use replication in scientific investigation?

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To ensure accuracy during investigations.

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What does repetition in scientific investigation mean?

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Repetition refers to conducting the same experiment multiple times to verify results.

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Why do many experiments include several trials?

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To consider the results to be reliable.

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What is a scientific law?

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A scientific law describes a consistent and universal principle that explains how the world works.

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What is a scientific theory?

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A scientific theory is a well-substantiated explanation of an aspect of the natural world that is based on a body of evidence.

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What is empirical evidence?

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Empirical evidence is information acquired by observation or experimentation that is used to support or refute a hypothesis.

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What is a hypothesis?

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A hypothesis is a proposed explanation for a phenomenon, which can be tested through experimentation.

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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 to determine the effect of the independent variable.

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What is the independent variable in an experiment?

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The independent variable is the factor that is changed or manipulated by the researcher.