EPSC 180 Lecture 99: EPSC 180 Class Notes (Entire)
2 Apr 2018
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July 4th furthest from sun (aphelion), jan 2nd closest to sun (perihelion) (cid:271)ut you"d thi(cid:374)k it would (cid:271)e war(cid:373)er whe(cid:374) were (cid:272)loser (cid:374)o: tilt on axis. Equinox is essentially when we have 12 hours of daylight and (cid:1005)(cid:1006) hours" dark(cid:374)ess (cid:894)mar(cid:272)h/ ept(cid:895) Closest to the sun does not mean that its warmer. Every tribe holds a certain creation myth that sufficiently explains their existence. But nowadays this is getting more difficult. Must be testable (claim has to be demonstrably true/false) Any model that fails should be discarded or modified. A theory in science holds as a theory until its been proven wrong. Currently favoured cdm (lambda-cdm) model (continues to be under challenge) Baby pic of universe shows moment in time when space in universe became transparent to light. All the sudden light can travel through it, before it was just a fog.
