{"id":234594,"date":"2016-06-21T02:00:00","date_gmt":"2016-06-20T23:00:00","guid":{"rendered":"http:\/\/www.fyysika.ee\/?guid=653fa76dabfe4fd1c5c0cbe088ae34d7"},"modified":"2016-06-21T02:00:00","modified_gmt":"2016-06-20T23:00:00","slug":"the-hubble-party-balloon-and-the-expanding-universe","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=234594","title":{"rendered":"The Hubble party balloon and the expanding universe"},"content":{"rendered":"<p>We show that the metaphor of the inflated balloon used to describe expanding space-time according to<br \/>\nthe Hubble law can be transformed into a simple laboratory experiment. We obtain, in terms of<br \/>\nmeasured recession speeds and distances of ink dots drawn on a party balloon, easy renditions of<br \/>\nvarious cosmological models, such as the static one and the Einstein\u2013De Sitter universe.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We show that the metaphor of the inflated balloon used to describe expanding space-time according to<br \/>\nthe Hubble law can be transformed into a simple laboratory experiment. We obtain, in terms of<br \/>\nmeasured recession speeds and distances of ink dots dra&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[178],"tags":[],"class_list":{"0":"post-234594","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-rss-fuusikaharidus","7":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/234594","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=234594"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/234594\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=234594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=234594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=234594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}