shtml (09.05) 5. Thales http://en.wikipedia.org/wiki/Thales (09.05) 6. Thales [Miletus, 624-546 BC] http://www.thebigview.com/greeks/thales.html (09.05) 7.Aatomite ajalugu; Katrin Soika http://www.slideboom.com/presentations/216308/aatomite-ajalugu (09.05) 8.Aatomi kirjeldus http://www.geenius.eu/oppematerjalid/Fuusika/1452-Aatom (09.05) 9.Atoms; Jim Walker http://www.nobeliefs.com/atom.htm (09.05) 10.Ioonia natuurfilosoofia http://lepo.it.da.ut.ee/~avramets/ioonia.htm (09.05) 11.Democritus http://en.wikipedia.org/wiki/Democritus (09.05) 12
Enamik neist on oma diameetrilt 1000 - 100 000 parsekit ning asuvad üksteisest miljonite parsekite kaugusel. Galaktikate vaheline ruum on väga hõre, selle tihedus on vähem kui 1 aatom. Tume aine on meile veel väga kehvasti arusaadav, kuigi ollakse kindlad, et see moodustab umbes 90% galaktikate massist. Linnuteele viidates kirjutatakse sõna Galaktika suure algustähega, muudel juhtudel mitte. Linnutee vaatlejad ja ajaloolased Kreeka filosoof Democritus Aristotle Neoplatonistlik filosoof Olympiodorus noorem Araabia astronoom Alhazen Pärsia astronoom Al-Andalusi astronoom Faktiline Galileo Galilei William Herschel. Kapteyn Harlow Shapley Udukogude uurimine ja eristamine Kümnendal sajandil vaatles Pärsia astronoom Abd al- Rahman al-Sufi esimest korda Andromeeda galaktikat. Thomas Wright spekuleeris õigesti 1750. aastal avaldatud raamatus, et Linnutee on lame ketas ning mõned öötaevas
and stars were a flaming rocks and that we don't feel the heat of the stars because they are at a great distance from the earth. Atomists · Leucippus - Claimed by some to be the founder of Atomism, but so little is known of him that some claim that he never really existed, he was reputed, however, to be the teacher of Atom indivisible · Democritus 460-370 BC - The universe is made of indivisible particles: atoms - The universe is entirely governed by physical laws - One should thus be hedonistic (devote oneself entirely to pleasure) - hence he is called the "laughing philosopher". 15.02.2012 Sophists (Wise Men) Main opponents of Socrates in Plato's dialogues (Hippias, Gorgias, Protagoras, etc.) Teacher of rhetoric, to make the weaker side appear the stronger.
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