{"id":110,"date":"2008-04-04T22:03:51","date_gmt":"2008-04-04T21:03:51","guid":{"rendered":"http:\/\/www.yellowhousehomeschool.net\/?p=110"},"modified":"2008-04-04T22:03:51","modified_gmt":"2008-04-04T21:03:51","slug":"science-experiment-ye-olde-rede-cabbage-acidbase-indicator","status":"publish","type":"post","link":"http:\/\/www.yellowhousehomeschool.net\/?p=110","title":{"rendered":"Science Experiment: ye olde rede cabbage acid\/base indicator"},"content":{"rendered":"<p>So we got round to it.\u00a0 After a little review (20 minutes or so) of what happens when you add bicarbonate of soda to vinegar, we knocked up some purple cabbage juice in the blender and applied it to various substances.\u00a0 The results:<\/p>\n<ul>\n<li>Our water is distinctly alkaline,<\/li>\n<li>You can make all kinds of pretty colours with this stuff,<\/li>\n<\/ul>\n<p><a href=\"http:\/\/www.yellowhousehomeschool.net\/wp-content\/uploads\/2008\/04\/acid-base-indicator.jpg\" title=\"acid-base-indicator.jpg\"><\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" src=\"http:\/\/www.yellowhousehomeschool.net\/wp-content\/uploads\/2008\/04\/acid-base-indicator.jpg\" alt=\"acid-base-indicator.jpg\" \/><\/p>\n<p><\/a><br \/>\nAfter that, the chemistry lesson slowly merged into full-blown potions lab&#8230;<\/p>\n<p><a href=\"http:\/\/www.yellowhousehomeschool.net\/wp-content\/uploads\/2008\/04\/potions-class.jpg\" title=\"potions-class.jpg\"><\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" src=\"http:\/\/www.yellowhousehomeschool.net\/wp-content\/uploads\/2008\/04\/potions-class.jpg\" alt=\"potions-class.jpg\" \/><\/p>\n<p><\/a><\/p>\n<p>During which we discovered that kitchen towel is so incredibly alkaline that it turns the cabbage juice a pretty cyan.<\/p>\n<p>I have also learned a couple of things lately.\u00a0 The first and most important is that I&#8217;d really better review my chemistry before I teach it.\u00a0 They&#8217;ve changed one or two little things in the last 25 years (darn &#8217;em).\u00a0 The other is that anthropomorphic explanations trap ideas in the six-year old mind like honey traps flies:\u00a0 all those mean hydrogen ions zooming around like pirates looking for electrons to steal, whilst the wretched alkalis have more than they know what to do with. Antonia: \u00a8I bet they&#8217;re glad to get rid of them really!\u00a8<\/p>\n","protected":false},"excerpt":{"rendered":"<p>So we got round to it.\u00a0 After a little review (20 minutes or so) of what happens when you add bicarbonate of soda to vinegar, we knocked up some purple cabbage juice in the blender and applied it to various substances.\u00a0 The results: Our water is distinctly alkaline, You can make all kinds of pretty &hellip; <a href=\"http:\/\/www.yellowhousehomeschool.net\/?p=110\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Science Experiment: ye olde rede cabbage acid\/base indicator<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[26],"_links":{"self":[{"href":"http:\/\/www.yellowhousehomeschool.net\/index.php?rest_route=\/wp\/v2\/posts\/110"}],"collection":[{"href":"http:\/\/www.yellowhousehomeschool.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.yellowhousehomeschool.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.yellowhousehomeschool.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.yellowhousehomeschool.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=110"}],"version-history":[{"count":0,"href":"http:\/\/www.yellowhousehomeschool.net\/index.php?rest_route=\/wp\/v2\/posts\/110\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.yellowhousehomeschool.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=110"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.yellowhousehomeschool.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=110"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.yellowhousehomeschool.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=110"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}