{"id":704131,"date":"2017-11-28T03:00:00","date_gmt":"2017-11-28T00:00:00","guid":{"rendered":"http:\/\/www.fyysika.ee\/?guid=6a04726f64525b0cc4e35020cb9554d8"},"modified":"2017-11-28T03:00:00","modified_gmt":"2017-11-28T00:00:00","slug":"two-activities-with-a-simple-model-of-the-solar-system-discovering-keplers-3rd-law-andinvestigating-apparent-motion-of-venus","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=704131","title":{"rendered":"Two activities with a simple model of the solar system: discovering Kepler\u2019s 3rd law and\r\ninvestigating apparent motion of Venus"},"content":{"rendered":"<p>An astronomy \u2018experiment\u2019 composed of three parts is described in the article. Being given necessary<br \/>\ndata a simple model of inner planets of the solar system is made in the first part with planets\u2019<br \/>\ncircular orbits using appropriate scale. In the second part revolution of the figurines used as<br \/>\nmodel representations of the planets along their orbits is observed. In the third part of activity<br \/>\napparent motion of Venus with respect to the observer on the Earth is studied. In the second part of<br \/>\nthe paper problems are given, which relate to experimental activities and are designed to test if<br \/>\nlearning outcomes of the experiment have been achieved: if correlation between orbital radius and<br \/>\norbital velocity has been perceived, concepts related to motion of Venus as observed from the Earth<br \/>\nhave been acquired and periodicity recognized. Described astronomy \u2018experiment\u2019 was one of the three<br \/>\nscience experiments given to 11 and 12 years old students prior to Slovene science competition in<br \/>\n2017&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An astronomy \u2018experiment\u2019 composed of three parts is described in the article. Being given necessary<br \/>\ndata a simple model of inner planets of the solar system is made in the first part with planets\u2019<br \/>\ncircular orbits using appropriate scale. In the seco&#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-704131","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\/704131","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=704131"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/704131\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=704131"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=704131"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=704131"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}