Lecture 2

Lecture 2 - Homework Assignment #1 Physics 231 General...

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Physics 231 General University Physics Spring 2007 Lecture 2 Homework Assignment #1 ± Ch. 1 ± (Q) 4, 6, 10 ± (P) 14, 17, 19, 32, 46, 48, 50, 52 ± Due on Tuesday, Jan. 16 Reading Assignemnt ± Jan. 12 Measurement --- App. B, 1.1-1.7 ± M Jan. 15 M.L. King Birthday ± W Jan. 17 Motion in One Dimension --- 2.1 – 2.4 Objective of Physics ± To find the limited number of fundamental laws that govern natural phenomena ± To use these laws to develop theories that can predict the results of future experiments ± Express the laws in the language of mathematics Theory and Experiments ± Should complement each other ± When a discrepancy occurs, theory may be modified ± Theory may apply to limited conditions ± Example: Newtonian Mechanics is confined to objects traveling slowing with respect to the speed of light ± Try to develop a more general theory Number Notation ± When writing out numbers with many digits, spacing in groups of three will be used ± No commas ± Examples: ± 25 100 ± 5.123 456 789 12
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Prefixes ± Prefixes correspond to powers of 10 ± Each prefix has a specific name ± Each prefix has a specific abbreviation Prefixes, cont. ± The prefixes can be used with any base units ± They are multipliers of the base unit ± Examples: ± 1 mm = 10 -3 m ± 1 mg = 10 -3 g Where do you live? 12345 10 Le x ington L o uisvile Covington area O the r p a ts of KY th e r s ta te s 0% 0% 0% 0% 0% 1.
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Lecture 2 - Homework Assignment #1 Physics 231 General...

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