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Tuesday September 11, 2012.rtf

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York University
Natural Science
NATS 1840
Carol Bigwood

Science, Technology and the Environment (SC NATS 1840A) - Tuesday September 11th, 2012 Environmental science and thinking - How science effects environmental decisions Introductory section of course kit "read this first" _____ READ Definition: Environment Everything that surrounds you, from just outside your skin to the edge of the universe. The environment consists of all those parts of the physical world that helps to sustain life. •If a part of the environment is under stress, then its ability to sustain life may be threatened. Environmental Science: The study of how the environment works, and of humanity's impact upon it. •A science •Interdisciplinary •Both theoretical and applied Science •The systematic study of how and why nature works the way it does. •Uses empirical methods to test possible explanations of observations. •Seeks to uncover basic underlying principles so that predictions may be made. A rational process drawing upon two forms of reasoning... Inductive Synthesis, Creativity, Inspiration, Imagination Deductive Logic, Self-Consistency, Rigour, Mathematics What kind of Reasoning? THIS IS DEDUCTIVE •All first year students drink during frosh week •All NATS 1840 students are in first year •Therefore, all NATS 1840 students will have gotten drunk during frosh week THIS IS INDUCTIVE •Every university student I've known drank during frosh week •Therefore, all university students drink during frosh week You can prove a deductive conclusion, but you can't prove an inductive conclusion The Scientific Method: •Based mainly on inductive reasoning and observations •Deductive reasoning crucial for designing tests (usually called experiments) 1. Observation(s) 2. Question(s)
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