Lecture2 - Chem 1P Lecture 2: Classification of Matter...

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Chem 1P Lecture 2: Classification of Matter
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Lecture notes and worksheets
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Understanding the natural world
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Greek thinkers Thales of Miletus (624 BC – c. 546 BC) Everthing is made out of water Democritus (c. 460 BC – c. 370 BC) Indivisible particles Artistotle (384 BC – 322 BC) Fire, earth, water, air, aether
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Manipulating nature Examining and manipulating nature through experiment through solution, evaporation, precipitation, and distillation
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Manipulating nature Paracelsus 1493 - 1541 Strong connection between chemistry and medicine: “Stop making gold, instead find medicines” Combination of observation and mystical beliefs: “Infection comes from outside the body” (observation) “cleansing through bloodletting” (mystical belief)
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Advancing understanding absolutely not! Yes it is! njet! and that’s how it is
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Scientific method observation Apple falls from tree representation interpretation Detailed description of phenomena after frank observation Is interpretation true under all conditions?
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Scientific method Observation Representation Interpretation “This substance is a reducing agent”
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This note was uploaded on 11/23/2010 for the course CHEM Chem 1P taught by Professor Ericpotma during the Winter '10 term at UC Irvine.

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Lecture2 - Chem 1P Lecture 2: Classification of Matter...

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