Transcription of Framework for Constructing Scientifi c Explanations W
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Framework for Constructing Scientifi c Explanations W
2. Framework for Constructing Scientific Explanations W. hat does it mean to construct a scientific explanation? What are the important features of scientific writing? How can you introduce those features to your students? Let's consider the following vignette from Mr. Lyon's eighth-grade classroom. Mr. Lyon's eighth-grade physical science class is examining what it means when a chemical reaction occurs, or more specifically, is discovering that a chemical reaction produces a new substance with different properties. Groups in his class dissolve a white powder in water to form a clear and transparent solution, then dissolve another white powder in water to form another clear and transparent solution. Student groups then pour the two clear liquids together and see a thick yellow solid that collects at the bottom of the test tube.
22 Framework for Constructing Scientifi c Explanations Claim The claim is a statement that expresses the answer or conclusion to a question or problem.
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