{"id":744,"date":"2022-11-08T11:55:46","date_gmt":"2022-11-08T11:55:46","guid":{"rendered":"https:\/\/lascil.eu\/?page_id=744"},"modified":"2025-05-28T07:31:21","modified_gmt":"2025-05-28T07:31:21","slug":"determination-of-the-period-of-differential-rotation-of-the-sun","status":"publish","type":"page","link":"https:\/\/lascil.eu\/index.php\/determination-of-the-period-of-differential-rotation-of-the-sun\/","title":{"rendered":"Determination of the period of differential rotation of the Sun"},"content":{"rendered":"<div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lascil.eu\/wp-content\/uploads\/2022\/10\/Determination-of-the-period-of-differential-rotation-of-the-Sun.jpg\" alt=\"\" class=\"wp-image-604\" width=\"413\" height=\"408\" srcset=\"https:\/\/lascil.eu\/wp-content\/uploads\/2022\/10\/Determination-of-the-period-of-differential-rotation-of-the-Sun.jpg 550w, https:\/\/lascil.eu\/wp-content\/uploads\/2022\/10\/Determination-of-the-period-of-differential-rotation-of-the-Sun-300x297.jpg 300w\" sizes=\"auto, (max-width: 413px) 100vw, 413px\" \/><figcaption class=\"wp-element-caption\">Sun (6 November 2011). \u00a9 \u00c1lvaro Folhas<\/figcaption><\/figure>\n<\/div>\n\n\n<h6 class=\"has-text-align-center wp-block-heading\"><strong>Access the full demonstrator in the Inspiring Science Education website. You can also download the PDF<\/strong>.<\/h6>\n\n\n<div id=\"pl-gb744-69f52544d8ce9\"  class=\"panel-layout\" ><div id=\"pg-gb744-69f52544d8ce9-0\"  class=\"panel-grid panel-no-style\" ><div id=\"pgc-gb744-69f52544d8ce9-0-0\"  class=\"panel-grid-cell\" ><div id=\"panel-gb744-69f52544d8ce9-0-0-0\" class=\"so-panel widget widget_sow-button panel-first-child panel-last-child\" data-index=\"0\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-button so-widget-sow-button-flat-73c3734f28f4-744\"\n\t\t\t\n\t\t><div class=\"ow-button-base ow-button-align-center\"\n>\n\t\t\t<a\n\t\t\t\t\thref=\"http:\/\/inspiringscience.rdea.gr\/delivery\/view\/index.html?id=63212aba4d464f428569fceed13695fe&#038;t=p\"\n\t\t\t\t\tclass=\"sowb-button ow-icon-placement-left ow-button-hover\" target=\"_blank\" rel=\"noopener noreferrer\" \t>\n\t\t<span>\n\t\t\t\n\t\t\tFull Demonstrator\t\t<\/span>\n\t\t\t<\/a>\n\t<\/div>\n<\/div><\/div><\/div><div id=\"pgc-gb744-69f52544d8ce9-0-1\"  class=\"panel-grid-cell\" ><div id=\"panel-gb744-69f52544d8ce9-0-1-0\" class=\"so-panel widget widget_sow-button panel-first-child panel-last-child\" data-index=\"1\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-button so-widget-sow-button-flat-73c3734f28f4-744\"\n\t\t\t\n\t\t><div class=\"ow-button-base ow-button-align-center\"\n>\n\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/lascil.eu\/wp-content\/uploads\/2022\/10\/Determination-of-the-period-of-differential-rotation-of-the-Sun.pdf\"\n\t\t\t\t\tclass=\"sowb-button ow-icon-placement-left ow-button-hover\" target=\"_blank\" rel=\"noopener noreferrer\" \t>\n\t\t<span>\n\t\t\t\n\t\t\tPDF\t\t<\/span>\n\t\t\t<\/a>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div id=\"pg-gb744-69f52544d8ce9-1\"  class=\"panel-grid panel-no-style\" ><div id=\"pgc-gb744-69f52544d8ce9-1-0\"  class=\"panel-grid-cell\" ><div id=\"panel-gb744-69f52544d8ce9-1-0-0\" class=\"so-panel widget widget_sow-accordion panel-first-child panel-last-child\" data-index=\"2\" ><div class=\"panel-widget-style panel-widget-style-for-gb744-69f52544d8ce9-1-0-0\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-accordion so-widget-sow-accordion-default-795581d86c92-744\"\n\t\t\t\n\t\t><div>\n\t<div class=\"sow-accordion\">\n\t\t\t<div class=\"sow-accordion-panel\n\t\t sow-accordion-panel-open\t\t\"\n\t\t\tdata-anchor-id=\"short-description\">\n\t\t\t\t<div class=\"sow-accordion-panel-header-container\" role=\"heading\" aria-level=\"2\">\n\t\t\t\t\t<div class=\"sow-accordion-panel-header\" tabindex=\"0\" role=\"button\" id=\"accordion-label-short-description\" aria-controls=\"accordion-content-short-description\" aria-expanded=\"true\">\n\t\t\t\t\t\t<div class=\"sow-accordion-title sow-accordion-title-icon-left\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\tShort description\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"sow-accordion-open-close-button\">\n\t\t\t\t\t\t\t<div class=\"sow-accordion-open-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf218;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"sow-accordion-close-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf209;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t<div\n\t\t\t\tclass=\"sow-accordion-panel-content\"\n\t\t\t\trole=\"region\"\n\t\t\t\taria-labelledby=\"accordion-label-short-description\"\n\t\t\t\tid=\"accordion-content-short-description\"\n\t\t\t\t\t\t\t>\n\t\t\t\t<div class=\"sow-accordion-panel-border\">\n\t\t\t\t\t<p>Based on spectroheliograms provided by the Geophysical and Astronomical Observatory of the University of Coimbra, and using the Tracker (freeware), we ask three questions about the Sun:<br \/>\n&#8211; Is it the spherical sun?<br \/>\n&#8211; If it rotates, how long does it take to go around?<br \/>\n&#8211; Does it rotate like a rigid body?<br \/>\nStudents will have to transform the sequence of images into data, which will assume a graphic representation and, after that, they must achieve the proper mathematical function that will be adjusted. Finally, students must exploring its physical meaning of this behavior and understand why it happens.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t<div class=\"sow-accordion-panel\n\t\t\t\t\"\n\t\t\tdata-anchor-id=\"age-of-the-students\">\n\t\t\t\t<div class=\"sow-accordion-panel-header-container\" role=\"heading\" aria-level=\"2\">\n\t\t\t\t\t<div class=\"sow-accordion-panel-header\" tabindex=\"0\" role=\"button\" id=\"accordion-label-age-of-the-students\" aria-controls=\"accordion-content-age-of-the-students\" aria-expanded=\"false\">\n\t\t\t\t\t\t<div class=\"sow-accordion-title sow-accordion-title-icon-left\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\tAge of the students\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"sow-accordion-open-close-button\">\n\t\t\t\t\t\t\t<div class=\"sow-accordion-open-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf218;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"sow-accordion-close-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf209;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t<div\n\t\t\t\tclass=\"sow-accordion-panel-content\"\n\t\t\t\trole=\"region\"\n\t\t\t\taria-labelledby=\"accordion-label-age-of-the-students\"\n\t\t\t\tid=\"accordion-content-age-of-the-students\"\n\t\t\t\tstyle=\"display: none;\"\t\t\t>\n\t\t\t\t<div class=\"sow-accordion-panel-border\">\n\t\t\t\t\t<p>16-18<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t<div class=\"sow-accordion-panel\n\t\t\t\t\"\n\t\t\tdata-anchor-id=\"duration\">\n\t\t\t\t<div class=\"sow-accordion-panel-header-container\" role=\"heading\" aria-level=\"2\">\n\t\t\t\t\t<div class=\"sow-accordion-panel-header\" tabindex=\"0\" role=\"button\" id=\"accordion-label-duration\" aria-controls=\"accordion-content-duration\" aria-expanded=\"false\">\n\t\t\t\t\t\t<div class=\"sow-accordion-title sow-accordion-title-icon-left\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\tDuration\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"sow-accordion-open-close-button\">\n\t\t\t\t\t\t\t<div class=\"sow-accordion-open-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf218;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"sow-accordion-close-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf209;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t<div\n\t\t\t\tclass=\"sow-accordion-panel-content\"\n\t\t\t\trole=\"region\"\n\t\t\t\taria-labelledby=\"accordion-label-duration\"\n\t\t\t\tid=\"accordion-content-duration\"\n\t\t\t\tstyle=\"display: none;\"\t\t\t>\n\t\t\t\t<div class=\"sow-accordion-panel-border\">\n\t\t\t\t\t<p>8 hours (max.).<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t<div class=\"sow-accordion-panel\n\t\t\t\t\"\n\t\t\tdata-anchor-id=\"educational-objectives\">\n\t\t\t\t<div class=\"sow-accordion-panel-header-container\" role=\"heading\" aria-level=\"2\">\n\t\t\t\t\t<div class=\"sow-accordion-panel-header\" tabindex=\"0\" role=\"button\" id=\"accordion-label-educational-objectives\" aria-controls=\"accordion-content-educational-objectives\" aria-expanded=\"false\">\n\t\t\t\t\t\t<div class=\"sow-accordion-title sow-accordion-title-icon-left\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\tEducational objectives\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"sow-accordion-open-close-button\">\n\t\t\t\t\t\t\t<div class=\"sow-accordion-open-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf218;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"sow-accordion-close-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf209;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t<div\n\t\t\t\tclass=\"sow-accordion-panel-content\"\n\t\t\t\trole=\"region\"\n\t\t\t\taria-labelledby=\"accordion-label-educational-objectives\"\n\t\t\t\tid=\"accordion-content-educational-objectives\"\n\t\t\t\tstyle=\"display: none;\"\t\t\t>\n\t\t\t\t<div class=\"sow-accordion-panel-border\">\n\t\t\t\t\t<p><strong><em>Cognitive<\/em><\/strong><\/p>\n<p style=\"padding-left: 40px;\">&#8211; Project-based learning to reinforce physics and mathematics concepts.<\/p>\n<p><strong><em>Affective<\/em><\/strong><\/p>\n<p style=\"padding-left: 40px;\">&#8211; Promoting group working and collaboration.<\/p>\n<p><strong><em>Psychomotor<\/em><\/strong><\/p>\n<p style=\"padding-left: 40px;\">&#8211; Development of skills of observation and precision and visual dexterity.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t<div class=\"sow-accordion-panel\n\t\t\t\t\"\n\t\t\tdata-anchor-id=\"links-to-the-curricula-of-each-country\">\n\t\t\t\t<div class=\"sow-accordion-panel-header-container\" role=\"heading\" aria-level=\"2\">\n\t\t\t\t\t<div class=\"sow-accordion-panel-header\" tabindex=\"0\" role=\"button\" id=\"accordion-label-links-to-the-curricula-of-each-country\" aria-controls=\"accordion-content-links-to-the-curricula-of-each-country\" aria-expanded=\"false\">\n\t\t\t\t\t\t<div class=\"sow-accordion-title sow-accordion-title-icon-left\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\tLinks to the curricula of each country\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"sow-accordion-open-close-button\">\n\t\t\t\t\t\t\t<div class=\"sow-accordion-open-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf218;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"sow-accordion-close-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf209;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t<div\n\t\t\t\tclass=\"sow-accordion-panel-content\"\n\t\t\t\trole=\"region\"\n\t\t\t\taria-labelledby=\"accordion-label-links-to-the-curricula-of-each-country\"\n\t\t\t\tid=\"accordion-content-links-to-the-curricula-of-each-country\"\n\t\t\t\tstyle=\"display: none;\"\t\t\t>\n\t\t\t\t<div class=\"sow-accordion-panel-border\">\n\t\t\t\t\t<p>Soon.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t<div class=\"sow-accordion-panel\n\t\t\t\t\"\n\t\t\tdata-anchor-id=\"tools-used\">\n\t\t\t\t<div class=\"sow-accordion-panel-header-container\" role=\"heading\" aria-level=\"2\">\n\t\t\t\t\t<div class=\"sow-accordion-panel-header\" tabindex=\"0\" role=\"button\" id=\"accordion-label-tools-used\" aria-controls=\"accordion-content-tools-used\" aria-expanded=\"false\">\n\t\t\t\t\t\t<div class=\"sow-accordion-title sow-accordion-title-icon-left\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\tTools used\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"sow-accordion-open-close-button\">\n\t\t\t\t\t\t\t<div class=\"sow-accordion-open-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf218;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"sow-accordion-close-button\">\n\t\t\t\t\t\t\t\t<span class=\"sow-icon-ionicons\" data-sow-icon=\"&#xf209;\"\n\t\t \n\t\taria-hidden=\"true\"><\/span>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t<div\n\t\t\t\tclass=\"sow-accordion-panel-content\"\n\t\t\t\trole=\"region\"\n\t\t\t\taria-labelledby=\"accordion-label-tools-used\"\n\t\t\t\tid=\"accordion-content-tools-used\"\n\t\t\t\tstyle=\"display: none;\"\t\t\t>\n\t\t\t\t<div class=\"sow-accordion-panel-border\">\n\t\t\t\t\t<p>Soon.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/div>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\"><\/div>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Access the full demonstrator in the Inspiring Science Education website. You can also download the PDF.<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-744","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/lascil.eu\/index.php\/wp-json\/wp\/v2\/pages\/744","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lascil.eu\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/lascil.eu\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/lascil.eu\/index.php\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/lascil.eu\/index.php\/wp-json\/wp\/v2\/comments?post=744"}],"version-history":[{"count":5,"href":"https:\/\/lascil.eu\/index.php\/wp-json\/wp\/v2\/pages\/744\/revisions"}],"predecessor-version":[{"id":1055,"href":"https:\/\/lascil.eu\/index.php\/wp-json\/wp\/v2\/pages\/744\/revisions\/1055"}],"wp:attachment":[{"href":"https:\/\/lascil.eu\/index.php\/wp-json\/wp\/v2\/media?parent=744"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}