{"id":3619,"date":"2025-10-22T16:43:50","date_gmt":"2025-10-22T16:43:50","guid":{"rendered":"https:\/\/outreach.iac.es\/peter\/?page_id=3619"},"modified":"2025-10-22T17:38:41","modified_gmt":"2025-10-22T17:38:41","slug":"inner-planets-mars","status":"publish","type":"page","link":"https:\/\/outreach.iac.es\/peter\/inner-planets-mars\/","title":{"rendered":"Inner planets &#8211; Mars"},"content":{"rendered":"\n<p>This activity is part of teaching unit 1, Inner and Outer Planets. You can find the introduction and teaching guide <a href=\"https:\/\/outreach.iac.es\/peter\/inner-and-outer-planets\/\">here<\/a>.<\/p>\n\n\n\n<p><strong>Mars<\/strong> is the closest outer planet to Earth. Both our planet and Mars revolve around the Sun, but they revolve at different velocities and take different times to complete their orbits. With this activity you can see how <strong>the apparent size of Mars<\/strong> (as we see it from Earth) changes<strong> as we move closer to or further away<\/strong> from the planet.<\/p>\n\n\n\n<ul><li>Download the GUIDE of the activity: <a href=\"https:\/\/outreach.iac.es\/peter\/wp-content\/uploads\/2025\/10\/UNIT-1-Inner-and-outer-planets_Activ2.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Unit 1 &#8211; Activity 2<\/a><\/li><li>Download the images of <a href=\"https:\/\/outreach.iac.es\/peter\/wp-content\/uploads\/2017\/04\/U1_imagenes_Marte.zip\" target=\"_blank\" rel=\"noreferrer noopener\">MARS<\/a> you are going to work with.<\/li><li>Download this <a href=\"https:\/\/outreach.iac.es\/peter\/wp-content\/uploads\/2025\/01\/Spreadsheet_U1_Mars_EN.xlsx\" target=\"_blank\" rel=\"noreferrer noopener\">SPREADSHEET<\/a> to write down your measurements.<\/li><li>If you haven&#8217;t already done so, download the software (<a href=\"https:\/\/outreach.iac.es\/peter\/software\/\" target=\"_blank\" rel=\"noreferrer noopener\">PeterSoft<\/a>) to view and analyse the images.<\/li><\/ul>\n\n\n\n<p>Remember you can also obtain your own images of the planets in&nbsp; &#8220;<a href=\"https:\/\/www.schoolsobservatory.org\/obs\/go\">Go Observing<\/a>&#8221; and make new measurements and investigations.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This activity is part of teaching unit 1, Inner and Outer Planets. You can find the introduction and teaching guide here. Mars is the closest outer planet to Earth. Both our planet and Mars revolve around the Sun, but they revolve at different velocities and take different times to complete [&hellip;]<\/p>\n","protected":false},"author":34,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/outreach.iac.es\/peter\/wp-json\/wp\/v2\/pages\/3619"}],"collection":[{"href":"https:\/\/outreach.iac.es\/peter\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/outreach.iac.es\/peter\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/outreach.iac.es\/peter\/wp-json\/wp\/v2\/users\/34"}],"replies":[{"embeddable":true,"href":"https:\/\/outreach.iac.es\/peter\/wp-json\/wp\/v2\/comments?post=3619"}],"version-history":[{"count":3,"href":"https:\/\/outreach.iac.es\/peter\/wp-json\/wp\/v2\/pages\/3619\/revisions"}],"predecessor-version":[{"id":3652,"href":"https:\/\/outreach.iac.es\/peter\/wp-json\/wp\/v2\/pages\/3619\/revisions\/3652"}],"wp:attachment":[{"href":"https:\/\/outreach.iac.es\/peter\/wp-json\/wp\/v2\/media?parent=3619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}