Chemistry Chapter 1 Review

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What is a theory in science?

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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 can be tested through experimentation.

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What is a scientific law?

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A scientific law is a statement that describes an observable phenomenon or a relationship that is consistently found to be true under specific conditions.

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What is the dependent variable in an experiment?

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The dependent variable is the measured outcome that is affected by changes in 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 in an experiment to observe its effect on the dependent variable.

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What is the control group in an experiment?

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The control group is the group in an experiment that does not receive the experimental treatment and is used as a benchmark to measure how the other tested subjects do.

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What is the purpose of the scientific method?

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

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What does it mean to hypothesize in scientific research?

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To hypothesize means to make an educated guess or prediction about the outcome of an experiment based on prior knowledge and observations.

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What is naturalism in the context of science?

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Naturalism is the philosophical belief that everything arises from natural properties and causes, and supernatural or spiritual explanations are excluded.

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What is the importance of doing research before an experiment?

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Doing research helps to gather background information, understand existing knowledge, and refine the hypothesis and experimental design.

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What is a variable in scientific experiments?

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A variable is any factor, trait, or condition that can exist in differing amounts or types and can affect the outcome of an experiment.