{"id":4061,"date":"2011-12-09T08:52:52","date_gmt":"2011-12-09T15:52:52","guid":{"rendered":"https:\/\/pcgirl.net\/mom\/?p=4061"},"modified":"2016-05-28T08:56:37","modified_gmt":"2016-05-28T15:56:37","slug":"bat-ears","status":"publish","type":"post","link":"https:\/\/pcgirl.net\/mom\/?p=4061","title":{"rendered":"Bat Ears"},"content":{"rendered":"<p>A fun experiment to do while working on the Brownie senses badge.<\/p>\n<p><a href=\"https:\/\/pcgirl.net\/mom\/wp-content\/uploads\/2016\/05\/echoa.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-4062 alignright\" src=\"https:\/\/pcgirl.net\/mom\/wp-content\/uploads\/2016\/05\/echoa.gif\" alt=\"echoa\" width=\"360\" height=\"360\" \/><\/a>Bats ears are an adaptation to improve their hearing, because they navigate in the dark using echolocation \u00e2\u20ac\u201c Bats send out <span style=\"color: #ff9900;\">sound<\/span> <span style=\"color: #ff9900;\">waves<\/span> using their mouth or nose. \u00c2\u00a0When the <span style=\"color: #ff9900;\">sound<\/span> hits an object an <span style=\"color: #ff0000;\">echo<\/span> comes back. \u00c2\u00a0The bat can identify an object by the sound of the <span style=\"color: #ff0000;\">echo<\/span>. They can even tell the size, shape and texture of a tiny insect from its echo. Even bats with tiny bodies have relatively large ears. How would large ears affect your hearing?<\/p>\n<p>&nbsp;<\/p>\n<p>Curl an 8 1\/2\u00e2\u20ac\u2122 x 11\u00e2\u20ac\u2122 sheet of paper around your left ear. Hold it in place with the right hand.<\/p>\n<p>Place the left hand right at the opening of the paper and rub your fingers together. Can you hear the noise?<\/p>\n<p>Keep the left hand in place and remove the paper with your right hand. Can you still hear your fingers rubbing together?<\/p>\n<p>Switch hands and try the experiment with your right ear.<\/p>\n<p>&nbsp;<\/p>\n<p>The paper acts like an extension of your ear to funnel sound waves in. Bats\u00e2\u20ac\u2122 relatively large ears funnel sounds back to them to help them find prey with echolocation.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A fun experiment to do while working on the Brownie senses badge. Bats ears are an adaptation to improve their hearing, because they navigate in the dark using echolocation \u00e2\u20ac\u201c Bats send out sound waves using their mouth or nose. \u00c2\u00a0When the sound hits an object an echo comes back. \u00c2\u00a0The bat can identify an [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,419,9,44,65],"tags":[179,425,420],"class_list":["post-4061","post","type-post","status-publish","format-standard","hentry","category-elementary","category-girl-scouts","category-project","category-science","category-senses","tag-animals","tag-badge-work","tag-girl-scouts"],"_links":{"self":[{"href":"https:\/\/pcgirl.net\/mom\/index.php?rest_route=\/wp\/v2\/posts\/4061","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pcgirl.net\/mom\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pcgirl.net\/mom\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pcgirl.net\/mom\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pcgirl.net\/mom\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4061"}],"version-history":[{"count":1,"href":"https:\/\/pcgirl.net\/mom\/index.php?rest_route=\/wp\/v2\/posts\/4061\/revisions"}],"predecessor-version":[{"id":4063,"href":"https:\/\/pcgirl.net\/mom\/index.php?rest_route=\/wp\/v2\/posts\/4061\/revisions\/4063"}],"wp:attachment":[{"href":"https:\/\/pcgirl.net\/mom\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4061"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pcgirl.net\/mom\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4061"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pcgirl.net\/mom\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4061"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}