{"id":903,"date":"2013-01-20T07:55:59","date_gmt":"2013-01-20T04:55:59","guid":{"rendered":"http:\/\/dorjegurung.com\/sciblog\/?page_id=903"},"modified":"2026-03-12T18:31:14","modified_gmt":"2026-03-12T18:31:14","slug":"puzzler-5-dont-lick-that-tray","status":"publish","type":"page","link":"https:\/\/www.dorjegurung.com\/sciblog\/myp2-3-science\/term-2-puzzlers\/puzzler-5-dont-lick-that-tray\/","title":{"rendered":"Puzzler #5. Don&#8217;t Lick That Tray"},"content":{"rendered":"\n<p>Have you ever tried to hold a really cold frosted ice tray? If you have, you must have noticed that your fingers tend to stick to the tray. Why? (Don\u2019t ever try to lick the tray\u2014it will be a very painful experience.) Do your best to explain it.<\/p>\n\n\n\n<p>Concepts involved:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>pressure, heat transfer\/exchange, freezing.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Have you ever tried to hold a really cold frosted ice tray? If you have, you must have noticed that your fingers tend to stick to the tray. Why? (Don\u2019t ever try to lick the tray\u2014it will be a very painful experience.) Do your best to explain it. Concepts involved:<\/p>\n","protected":false},"author":6,"featured_media":2539,"parent":891,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"class_list":["post-903","page","type-page","status-publish","has-post-thumbnail","hentry"],"blocksy_meta":[],"jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/P2Y7Kk-ez","_links":{"self":[{"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/pages\/903","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/comments?post=903"}],"version-history":[{"count":1,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/pages\/903\/revisions"}],"predecessor-version":[{"id":4144,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/pages\/903\/revisions\/4144"}],"up":[{"embeddable":true,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/pages\/891"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/media\/2539"}],"wp:attachment":[{"href":"https:\/\/www.dorjegurung.com\/sciblog\/wp-json\/wp\/v2\/media?parent=903"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}