{"id":913,"date":"2017-08-15T10:00:46","date_gmt":"2017-08-15T09:00:46","guid":{"rendered":"https:\/\/blogs.ncl.ac.uk\/stem\/?p=913"},"modified":"2017-08-15T15:34:53","modified_gmt":"2017-08-15T14:34:53","slug":"trythistuesday-bending-water","status":"publish","type":"post","link":"https:\/\/blogs.ncl.ac.uk\/stem\/2017\/08\/15\/trythistuesday-bending-water\/","title":{"rendered":"#TryThisTuesday: Bending Water"},"content":{"rendered":"<p>This week&#8217;s experiment is quick and simple but sure to amaze!<\/p>\n<p>You will need:<\/p>\n<ul>\n<li>A balloon<\/li>\n<li>An indoor tap<\/li>\n<li>Clean dry hair<\/li>\n<\/ul>\n<p>Method:<\/p>\n<ol>\n<li>Turn the tap on so there is a very thin but constant stream of water flowing<img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-917 aligncenter\" src=\"https:\/\/blogs.ncl.ac.uk\/stem\/files\/2017\/08\/2-167x300.png\" alt=\"\" width=\"167\" height=\"300\" srcset=\"https:\/\/blogs.ncl.ac.uk\/stem\/files\/2017\/08\/2-167x300.png 167w, https:\/\/blogs.ncl.ac.uk\/stem\/files\/2017\/08\/2.png 219w\" sizes=\"auto, (max-width: 167px) 100vw, 167px\" \/><\/li>\n<li>Rub the balloon on your hair until you form static (about 10 seconds, until your hair begins\u00a0to stand on end)<img loading=\"lazy\" decoding=\"async\" class=\"wp-image-915 size-medium aligncenter\" src=\"https:\/\/blogs.ncl.ac.uk\/stem\/files\/2017\/08\/bending-water-photo-e1502373663552-225x300.jpg\" alt=\"\" width=\"225\" height=\"300\" srcset=\"https:\/\/blogs.ncl.ac.uk\/stem\/files\/2017\/08\/bending-water-photo-e1502373663552-225x300.jpg 225w, https:\/\/blogs.ncl.ac.uk\/stem\/files\/2017\/08\/bending-water-photo-e1502373663552-768x1024.jpg 768w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><\/li>\n<li>Slowly bring the balloon close to the flowing water while being careful not to actually touch the water<\/li>\n<li>Watch the water bend towards the balloon!<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-918 size-full\" src=\"https:\/\/blogs.ncl.ac.uk\/stem\/files\/2017\/08\/1.png\" alt=\"\" width=\"222\" height=\"394\" srcset=\"https:\/\/blogs.ncl.ac.uk\/stem\/files\/2017\/08\/1.png 222w, https:\/\/blogs.ncl.ac.uk\/stem\/files\/2017\/08\/1-169x300.png 169w\" sizes=\"auto, (max-width: 222px) 100vw, 222px\" \/><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<h3>The Science<\/h3>\n<p>When you rub the balloon on your hair, tiny\u00a0<strong>electrons<\/strong> are collected on the balloon. These electrons have a\u00a0<strong>negative charge<\/strong>. This causes the balloon itself to have an overall negative charge, therefore it is attracted to things with a\u00a0positive charge (opposites attract!). The flow of water has a\u00a0<strong>positive charge<\/strong>, therefore the attraction is strong enough to pull the water towards the balloon.<\/p>\n<p>This is known as\u00a0<strong>static electricity!<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>This week&#8217;s experiment is quick and simple but sure to amaze! You will need: A balloon An indoor tap Clean dry hair Method: Turn the tap on so there is a very thin but constant stream of water flowing Rub the balloon on your hair until you form static (about 10 seconds, until your hair &hellip; <a href=\"https:\/\/blogs.ncl.ac.uk\/stem\/2017\/08\/15\/trythistuesday-bending-water\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">#TryThisTuesday: Bending Water<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2636,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[23,239,117,57,27,237,238,120,29,31],"class_list":["post-913","post","type-post","status-publish","format-standard","hentry","category-try-this-tuesday","tag-balloon","tag-electron","tag-experiment","tag-physics","tag-science","tag-static","tag-static-electricity","tag-stem","tag-try-this-tuesday","tag-water"],"_links":{"self":[{"href":"https:\/\/blogs.ncl.ac.uk\/stem\/wp-json\/wp\/v2\/posts\/913","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.ncl.ac.uk\/stem\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.ncl.ac.uk\/stem\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.ncl.ac.uk\/stem\/wp-json\/wp\/v2\/users\/2636"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.ncl.ac.uk\/stem\/wp-json\/wp\/v2\/comments?post=913"}],"version-history":[{"count":4,"href":"https:\/\/blogs.ncl.ac.uk\/stem\/wp-json\/wp\/v2\/posts\/913\/revisions"}],"predecessor-version":[{"id":920,"href":"https:\/\/blogs.ncl.ac.uk\/stem\/wp-json\/wp\/v2\/posts\/913\/revisions\/920"}],"wp:attachment":[{"href":"https:\/\/blogs.ncl.ac.uk\/stem\/wp-json\/wp\/v2\/media?parent=913"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.ncl.ac.uk\/stem\/wp-json\/wp\/v2\/categories?post=913"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.ncl.ac.uk\/stem\/wp-json\/wp\/v2\/tags?post=913"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}