Quantum redactiones paginae "Gravitas (physica)" differant

[[Fasciculus:Leaning tower of pisa 2.jpg|thumb|right|250px|Turris [[Pisae|Pisarum]] [[Italia]]e ubi [[Galilaeus Galilaei|Galileo]] dicitur saeculo XVI pilapilas massis discrepantibus iecisse, ut demonstretur omnia corpora vi gravitatis cadere adaeque.<ref>[http://science.nasa.gov/headlines/y2004/06may_lunarranging.htm De experimenta Galilei et versiones modernae.]</ref><ref>Rick Groleau. [http://www.pbs.org/wgbh/nova/galileo/experiments.html Galileo's Battle for the Heavens]. July 2002.</ref><ref>Phil Ball. [http://www.hindu.com/seta/2005/06/30/stories/2005063000351500.htm Science history: setting the record straight.] June 30, 2005.</ref> Secundum Newtonum, hoc experimentum et similia comprobant aequivalentiam inter massam gravitatis et massam inertialis. ]]

* Principio Aequivalentiae Einstein, quod dixit a perspectiva systematum coordinatarum: "Non possumus distinguere effectum gravitatis a effecto accelerationis in systemate coordinatarum";<ref> Primum dictum de Principio Aequivalentiae ad [[Anglice|linguam Anglicam]] ab Anna Beck versum, Albertus Einstein anno [[1907]]: "we . . . assume the complete physical equivalence of a gravitational field and a corresponding acceleration of the reference system"; "Über das Relativitätsprinzip und die aus demselben gezogene Folgerungen," ''Jahrbuch der Radioaktivitaet und Elektronik'' 4 (1907); in "On the relativity principle and the conclusions drawn from it," in The collected papers of Albert Einstein. Vol. 2 : The Swiss years: writings, 1900–1909 (Princeton University Press, Princeton, NJ, 1989).</ref> <ref> Albertus Einstein, "Über den Einfluß der Schwerkraft auf die Ausbreitung des Lichtes," ''Annalen der Physik'' 35 (1911); ad linguam Anglicam ab Anna Beck versum: "On the Influence of Gravitation on the Propagation of Light" in ''The collected papers of Albert Einstein. Vol. 3 : The Swiss years: writings, 1909–1911'' (Princeton University Press, Princeton, NJ, 1994), et in ''The Principle of Relativity,'' (Dover, 1924), pp 99–108, W. Perrett and G. B. Jeffery translators, ISBN 0-486-60081-5; Vide etiam situm interretialem Anglice: [http://www1.kcn.ne.jp/~h-uchii/gen.GR.html The Genesis of General Relativity].</ref> et