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Published byLorraine Bell Modified over 9 years ago
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What is Science?
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Natural World
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Evidence
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Organization
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Why Study Science? Health Wiser consumer Better-informed citizen
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Universal Laws Science is governed by truths that are valid everywhere in the universe. These truths are called Universal Laws
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Science & Ethics Scientific experimentation & discovery can have serious ethical implications Therefore, scientific investigations require ethical behavior.
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Approaches to Learn About Nature Discovery Science Hypothesis Driven Science
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Discovery Science Jane Goodall
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Scientific Method Process used to answer a question or explain an observation.
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Observations lead to Questions
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Hypothesis A possible explanation that can be tested. Has information to support explanation. Written as: If…. Then…. because….
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Experiments Two types A. Controlled experiment ** B. Study without experimentation
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Controlled Experiment Control group- (Standard for comparison) Experimental group(s)- Ones being tested Constants- Same for both groups
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Variables: 1)Independent variable (One changed by scientist) 2)Dependent variable (Changes in response to independent variable)
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Analyzing Results Sort data: graphs, concept maps, pictures, models, etc. Make sense of information
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Drawing Conclusions & Verifying Results
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Considering Bias
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Scientific Theory General explanation for a broad set of data Different from a Hypothesis
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