{"id":14909,"date":"2022-04-21T15:49:53","date_gmt":"2022-04-21T22:49:53","guid":{"rendered":"https:\/\/www.vernier.com\/til\/?p=14909"},"modified":"2022-05-03T13:34:23","modified_gmt":"2022-05-03T20:34:23","slug":"why-should-i-buy-the-vernier-projectile-launcher-instead-of-the-one-from-arbor","status":"publish","type":"post","link":"https:\/\/www.vernier.com\/til\/14909","title":{"rendered":"Why should I buy the Vernier Projectile Launcher instead of the one from Arbor?"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.arborsci.com\/products\/mini-projectile-launcher\">Arbor Scientific Item # 94-1970<\/a> is less expensive than either the <a href=\"\/product\/go-direct-projectile-launcher\/\">Go Direct<sup>&reg;<\/sup> Projectile Launcher<\/a> (<nobr>GDX-PL<\/nobr>) or  <a href=\"\/product\/vernier-projectile-launcher\/\">Vernier Projectile Launcher<\/a> (<nobr>VPL<\/nobr>). Advantages of the Vernier options include:<\/p>\n<p class=\"wp-block-paragraph\">-More reproducible results because the Vernier version is pneumatic. A spring will deform over time, and can behave differently in each trial.<br \/>-Accessories such as the <a href=\"\/product\/independence-of-motion-accessory\/\">Independence of Motion Accessory<\/a> (<nobr>IOM-VPL<\/nobr>) allow you to do more experiments.<br \/>-Two photogates built into the barrel allow excellent measurement of the launch velocity.<\/p>\n<p class=\"wp-block-paragraph\"><\/p>\n<p class=\"wp-block-paragraph\">","protected":false},"excerpt":{"rendered":"<p>Arbor Scientific Item # 94-1970 is less expensive than either the or . Advantages of the Vernier options include: -More reproducible results because the Vernier&#8230;<\/p>\n","protected":false},"author":31,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-14909","post","type-post","status-publish","format-standard","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/14909","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/users\/31"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/comments?post=14909"}],"version-history":[{"count":0,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/14909\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/media?parent=14909"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/categories?post=14909"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/tags?post=14909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}