Physics 8-27 - I. Matter is made up of molecules I I....

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Unformatted text preview: I. Matter is made up of molecules I I. Molecules are made up of atoms a. Smallest identifiable structure of matter I I I.Correspond to elements IV. Atoms are made up of: a. Nucleus i. Protons, positively charged ii. Neutrons, no charge 1. Both are made up of quarks b. Orbited by electrons i. Negatively charged 1. Fundamentals particle, no structure. V. Electrons orbiting the nucleus do not have a defined position VI. Prefixes correspond t powers of 10 VII. Each prefix has a specific name VII I. Each prefix has a specific abbreviation IX. In mechanics there are three fundamental physical quantities a. Length b. Mass c. Time X. Other physical quantities can be constructed from these three XI. To communicate the result of a measurement for a physical quantity, a UNIT must be defined XII. Standardized systems a. Agreed upon by some authority usually a governmental body XII I. SI- Systeme International a. Agreed to in 1960 by an international committee b. Main system used in this text...
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This note was uploaded on 09/07/2009 for the course PHY 1603 taught by Professor Boudreaux during the Spring '08 term at Texas San Antonio.

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Physics 8-27 - I. Matter is made up of molecules I I....

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