The Science of Biology (1.1 -1.2)

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Qualitative data is

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Descriptive.

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The variable(s) in an experiment that remain the same throughout the experiment are called

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Constant.

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Information gathered from observations is known as

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Data.

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When scientists use their senses to gather data about events or processes, they are making a(an)

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Observation.

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The goal of science is to

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Investigate/understand the natural world, explain events in the natural world, and make predictions using observed events in the natural world.

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What is a hypothesis?

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A testable prediction about the relationship between variables.

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What is the independent variable in an experiment?

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The variable that is changed or controlled to test its effects on the dependent variable.

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What is the dependent variable in an experiment?

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The variable that is measured or observed in response to changes in the independent variable.

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What is a scientific theory?

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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 the difference between qualitative and quantitative data?

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Qualitative data is descriptive, while quantitative data is expressed as numbers.