AST201H1- Final Exam Guide - Comprehensive Notes for the exam ( 119 pages long!)

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AST201H1 Full Course Notes
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AST201H1 Full Course Notes
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Fritz zwicky (1898- 1974: zwi(cid:272)k(cid:455)"s (cid:272)olleagues thought his (cid:373)issi(cid:374)g (cid:373)ass idea was odd, he was unhappy with that. Vera rubin (1928-2016: (cid:862)i(cid:374) a spiral gala(cid:454)(cid:455), ratio of dark to light (cid:373)atter is a(cid:271)out a fa(cid:272)tor of (cid:1005)(cid:1004). That"s pro(cid:271)a(cid:271)l(cid:455) a good number for the ratio of our ignorance to-k(cid:374)owledge. We"re out of ki(cid:374)dergarte(cid:374), but only in about 3rd grade(cid:863) Figure 6 (credit: prof. gaensler: most of space is empty. Figure 1 (pearson education, 2008: you fall asleep o(cid:374) a trai(cid:374) , you fall asleep o(cid:374) a floati(cid:374)g space ship , we can only measure motion relative to a given frame of reference. S(cid:272)e(cid:374)ario: let"s (cid:374)ow repeat the aero pla(cid:374)e experi(cid:373)e(cid:374)t, (cid:271)ut with light i(cid:374)stead of a (cid:271)all . The speed of light: speed of light = 299 792. 458 km/sec, speed of light = 1 079 252 850 km/hr, speed of light = 9 460 528 400 000 km/yr, speed of light = c (saves space)

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