{"id":395,"date":"2022-01-22T00:40:22","date_gmt":"2022-01-22T00:40:22","guid":{"rendered":"https:\/\/qpr.ca\/blogs\/physics\/?p=395"},"modified":"2022-01-22T09:25:40","modified_gmt":"2022-01-22T09:25:40","slug":"is-special-relativistic-time-dilation-a-real-effect-or-is-it-an-illusion-if-there-are-two-inertial-frames-each-inertial-observer-finds-that-all-clocks-in-motion-relative-to-that-observer-run-slower-t","status":"publish","type":"post","link":"https:\/\/qpr.ca\/blogs\/physics\/2022\/01\/22\/is-special-relativistic-time-dilation-a-real-effect-or-is-it-an-illusion-if-there-are-two-inertial-frames-each-inertial-observer-finds-that-all-clocks-in-motion-relative-to-that-observer-run-slower-t\/","title":{"rendered":"Is special relativistic time dilation a real effect or just an illusion? Given two inertial frames each observer finds that the clock of the other runs slower than that observer\u2019s own clock. So who is right?\u00a0"},"content":{"rendered":"<p><em><a href=\"https:\/\/www.quora.com\/Is-special-relativistic-time-dilation-a-real-effect-Or-is-it-an-illusion-If-there-are-two-inertial-frames-each-inertial-observer-finds-that-all-clocks-in-motion-relative-to-that-observer-run-slower-than-that\/answer\/Senia-Sheydvasser\">This<\/a><\/em> is a pretty good answer except that I wouldn\u2019t say either of them is right if they think that their perception of relative slowness represents something that is objectively true for all observers.<\/p>\n<p>Time dilation is a real effect on the perceptions of observers (with regard to the rates at which one another\u2019s clocks are ticking). Neither of them is \u201cright\u201d if they think there is any real sense in which the other\u2019s clock is objectively slower. But neither of them is wrong about how it appears to them, so it\u2019s not really an illusion any more than the fact that if they are looking at one another then their ideas of the \u201cforward\u201d direction are opposite to one another. What turns out to be more of an illusion is the sense we all have that there is some absolute standard of time which determines which of two spatially separated events occurs before the other.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This is a pretty good answer except that I wouldn\u2019t say either of them is right if they think that their perception of relative slowness represents something that is objectively true for all observers. Time dilation is a real effect on the perceptions of observers (with regard to the rates at which one another\u2019s clocks &hellip; <a href=\"https:\/\/qpr.ca\/blogs\/physics\/2022\/01\/22\/is-special-relativistic-time-dilation-a-real-effect-or-is-it-an-illusion-if-there-are-two-inertial-frames-each-inertial-observer-finds-that-all-clocks-in-motion-relative-to-that-observer-run-slower-t\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Is special relativistic time dilation a real effect or just an illusion? Given two inertial frames each observer finds that the clock of the other runs slower than that observer\u2019s own clock. So who is right?\u00a0<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,4],"tags":[5,6,8],"topics":[11],"class_list":["post-395","post","type-post","status-publish","format-standard","hentry","category-all","category-quora-answers","tag-relativity","tag-special","tag-time-dilation","topics-special"],"_links":{"self":[{"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/posts\/395","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/comments?post=395"}],"version-history":[{"count":2,"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/posts\/395\/revisions"}],"predecessor-version":[{"id":402,"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/posts\/395\/revisions\/402"}],"wp:attachment":[{"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/media?parent=395"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/categories?post=395"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/tags?post=395"},{"taxonomy":"topics","embeddable":true,"href":"https:\/\/qpr.ca\/blogs\/physics\/wp-json\/wp\/v2\/topics?post=395"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}