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Understanding the Nature of Science

Understanding the Nature of Science - Observations 2...

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January 10, 2011 Understanding the Nature of Science Hypothesis - A testable statement about the natural world - NOT a guess Fact - An observation that has been repeatedly tested and confirmed - The well tested ideas of science Theory - A well-substantiated explanation of some aspect of the natural world - Can incorporate scientific facts, tested hypotheses, inferences, and laws What is Science? Testable and therefore falsifiable; has conclusions that are tentative pending additional information; self-correcting and accepts possibility of change. Scientific Method:
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Unformatted text preview: Observations 2) Questions 3) Hypothesis Writing 4) Hypothesis Testing 5) Evaluation of Data 6) Publication of Results Observations- We constantly make observations Questions- We constantly ask questions about our observations Hypothesis- We all use hypotheses in solving everyday problems- Formal, testable statements about our observations- IF/THEN (hypothesis/prediction) Hypothesis Testing- An experiment is designed to test hypothesis/prediction and data are collected- Important considerations: • # of Variables • Objectivity •...
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