Fall Semester Exam Review #1- Wade

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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 may be revised or replaced as new evidence emerges.

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What is NOT a goal of science?

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To use data to support a particular point of view.

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What type of data is gathered from observing a plant grow 3 cm over a two week period?

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Quantitative and qualitative data.

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Which pH measurement indicates the most acidic rain?

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4.22 is the most acidic measurement.

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What characteristic of living things explains why birds fly south for the winter?

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Living things respond to their environment.

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Define 'hypothesis' in scientific terms.

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A hypothesis is a testable prediction about the relationship between two or more variables.

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What is the scientific method?

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The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

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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 does it mean for a scientific theory to be 'revised'?

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It means that the theory is updated or changed based on new evidence or insights.

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What is the importance of peer review in science?

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Peer review helps ensure the validity and reliability of research findings by having other experts evaluate the work.