Astronomy Hypertext_ Physical Concepts

Astronomy Hypertext_ Physical Concepts - 1/15/12 Astronomy...

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Unformatted text preview: 1/15/12 Astronomy Hypertext: Physical Concepts A Hee Ph sical Concepts Lat est Modif icat ion: Jul 22, 2002 W " " " " " ," E ", " ," " .I - , ," ." L , , , , - G H ' i n Ph si cal Sci ence, 2 S .A B -W ' (Int roduct i on t o Concept s and Theori es , 1973). T , , . M e a i g f Ph ica C ce I .T , , .S G , .T ' , , " T ." , H : Ph si cal Concept : A h ica c ce i a ge e a ide a, i, de a di g a de i e d f e cific i a ce cc e ce i he a d. I ge e a , h ica c ce ca be de fi e d e a i a a d e a a i a i e a e. T - a .E , , (1879- 1955) he c ef C ce f physics.gmu.edu/~jevans/astr103/ , "The j e e ie ce ." L a O e ai a P i /science_physicalConcepts.html , , ifica i f .T c ce i ha he A ee , E e ee . f Vie 1/4 1/15/12 Astronomy Hypertext: Physical Concepts S .I , .T .B : Operat i onal Defi ni t i on: One can pre s cribe an ope rational proce dure , that is , de ve lop a pre s cribe d s e rie s of actions , whe re b the conce pt or ph s ical quantit can be me as ure d. I , , .F . S .T .S .A , , .T , , .F , .N .H , . S , " ," " ," .P , .F . T , , , , .E .B , , , . F , .G G (1564- 1642) , . O . Quantitative Nature of Conce pts T .T .T nat ure orks accordi ng t o mat hemat i cal l a s and t hat physics.gmu.edu/~jevans/astr103/ /science_physicalConcepts.html 2/4 1/15/12 Astronomy Hypertext: Physical Concepts be ai a e e ai ed he e fi d he a he a i ca a e a i g b e ab e a i ie . Q G , "Philo oph [i.e ., cie nce ] i i e n in ha g e a book hich e e lie be fo e o e e -I me an he Uni e e -b e canno nde and i if e do no le a n he lang age and g a p he mbol in hich i i i e n. Thi book i i e n in he ma he ma ical lang age , and he mbol a e iangle , ci cle , and o he ge ome ical fig e [i.e ., ma he ma ical che me ] i ho ho e he lp i i impo ible o comp e he nd a ingle o d of i , i ho hich one ande in ain h o gh a da k lab in h." TG , .O a e ce e ce G , .T . B , , , , , , , .S , - T , " " . ." I , " .I , , , , .A , , , , , .T , : Ma he a i ca C ce : M a he ma ical conce p a e ho e conce p ake n f om a ma he ma ici e d o ld of ide al and p e ci e obje c , and i i a e alm in hich ac ion e i a calc la ion . S ch conce p a e of e n j ifiable b e mpi ical e ide nce , b ome can no be and he find j ifica ion a cohe e n pa of a f i f l he o . M a he ma ical conce p a e ake n e io l onl in ofa a he ie ld ne nde anding of he o ld of o e pe ie nce . T M . .E , .A , , . E , .A , , . physics.gmu.edu/~jevans/astr103/ /science_physicalConcepts.html 3/4 1/15/12 Astronomy Hypertext: Physical Concepts 1995, J. C. Ev ans Physics & Ast ronomy Depart ment , George Mason Univ ersit y Maint ained by J. C. Ev ans; j ev ans@gmu.edu physics.gmu.edu/~jevans/astr103/ /science_physicalConcepts.html 4/4 ...
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This note was uploaded on 01/16/2012 for the course ASTR 103 taught by Professor Staff during the Spring '08 term at George Mason.

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