Wikipedia:Reference desk/Archives/Mathematics/2021 October 20

= October 20 =

Physics
What is physics — Preceding unsigned comment added by 41.116.85.184 (talk) 20:08, 20 October 2021 (UTC)


 * Physics is the branch of science that studies such things as matter, light and gravity. See our article about Physics. There is also a definition in simpler language at simple:Physics. If you have further questions on this topic, please post them at Reference desk/Science. --Lambiam 21:55, 20 October 2021 (UTC)