Chapter 1 Lesson 3: Scientific Inquiry

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What is a hypothesis?

Back

A hypothesis is a possible answer to a scientific question, predicting what you think will happen.

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What is a manipulated variable?

Back

The manipulated variable is the independent variable that you change on purpose in an experiment.

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What is a controlled experiment?

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A controlled experiment is an experiment in which only one variable is manipulated at a time to test its effect.

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What is data in scientific inquiry?

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Data refers to facts, figures, and other evidence gathered through qualitative and quantitative observations.

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What are variables in an experiment?

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Variables are factors that can change in an experiment, affecting the outcome.

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What is a responding variable?

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The responding variable is the dependent variable that is measured in an experiment to see how it responds to changes in the manipulated variable.

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What is scientific inquiry?

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Scientific inquiry is the process of asking questions, making observations, and conducting experiments to gain knowledge about the natural world.

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What is the purpose of a scientific theory?

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

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What is qualitative observation?

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Qualitative observation involves gathering information using the senses, such as sight, smell, and touch.

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What is quantitative observation?

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Quantitative observation involves gathering information that can be measured and expressed numerically.