lecture 1

lecture 1 - Lecture 1 Why study Physics Physics Speak Units...

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1 Why study Physics? Physics Speak Units Approximations Lecture 1
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2 Why Study Physics? Physics is the foundation of every science (astronomy, biology, chemistry…) Many pieces of technology and/or medical equipment and procedures are developed with the help of physicists. Studying physics will help you to develop good thinking skills, problem solving skills, and give you the background needed to differentiate between science and pseudoscience .
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3 Gain an appreciation for the simplicity of nature. Physics encompasses all natural phenomena.
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4 Physics Speak “When I use a word,” Humpty Dumpty said in a rather scornful tone,” it means just what I choose it to mean- neither more nor less.” (Lewis Carroll, Through the Looking Glass )
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Be aware that physicists have their own precise definitions of some words that are different from their common English language definitions. Examples: speed and velocity are no longer synonyms;
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This note was uploaded on 07/04/2011 for the course PHYS 121 taught by Professor Staff during the Spring '11 term at ASU.

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lecture 1 - Lecture 1 Why study Physics Physics Speak Units...

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