{"id":3812,"date":"2015-05-06T18:54:39","date_gmt":"2015-05-06T18:54:39","guid":{"rendered":"https:\/\/courses.candelalearning.com\/oschemtemp\/?post_type=chapter&#038;p=3812"},"modified":"2020-12-15T17:28:57","modified_gmt":"2020-12-15T17:28:57","slug":"videos-and-resources-significant-figures","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/chapter\/videos-and-resources-significant-figures\/","title":{"raw":"Videos: Significant Figures","rendered":"Videos: Significant Figures"},"content":{"raw":"<h2>Unit Conversion and Significant Figures<\/h2>\r\nA unit is the frequently arbitrary designation we have given to something to convey a definite magnitude of a physical quantity and every quantity can be expressed in terms of the seven base units that are contained in the international system of units. Hank thinks this is a thrilling subject, and while you may not agree, it is a subject that is very important if you want to be a scientist and communicate with accuracy and precision with other scientists.\r\n\r\nhttps:\/\/youtu.be\/hQpQ0hxVNTg\r\n\r\nYou can view the <a href=\"https:\/\/course-building.s3-us-west-2.amazonaws.com\/Chemistry\/transcripts\/UnitConversionAndSignificantFigures_transcript.txt\" target=\"_blank\" rel=\"noopener\">transcript for \"Unit Conversion &amp; Significant Figures: Crash Course Chemistry #2\" here (opens in new window)<\/a>.\r\n<h2>Significant Figures Made Easy<\/h2>\r\nReview of significant figures and their relation to zeros and decimal points. The video also looks at rounding and answer once an arithmetic operation has been applied to numerical values.\r\n\r\n<iframe src=\"\/\/plugin.3playmedia.com\/show?mf=5517910&amp;p3sdk_version=1.10.1&amp;p=20361&amp;pt=375&amp;video_id=l2yuDvwYq5g&amp;video_target=tpm-plugin-0rkmflws-l2yuDvwYq5g\" width=\"800px\" height=\"450px\" frameborder=\"0\" marginwidth=\"0px\" marginheight=\"0px\"><\/iframe>\r\n\r\nYou can view the <a href=\"https:\/\/course-building.s3-us-west-2.amazonaws.com\/Chemistry\/transcripts\/SignificantFiguresAFastReview_transcript.txt\" target=\"_blank\" rel=\"noopener\">transcript for \"Significant Figures - A Fast Review!\" here (opens in new window)<\/a>.\r\n<h2>Error and Percent Error<\/h2>\r\nWhen making measurements and calculations in chemistry, it's important to know how far off we were (error), and also the significance of that error (percent error).\r\n\r\n<iframe src=\"\/\/plugin.3playmedia.com\/show?mf=5517911&amp;p3sdk_version=1.10.1&amp;p=20361&amp;pt=375&amp;video_id=h--PfS3E9Ao&amp;video_target=tpm-plugin-7c1rmkwn-h--PfS3E9Ao\" width=\"800px\" height=\"450px\" frameborder=\"0\" marginwidth=\"0px\" marginheight=\"0px\"><\/iframe>\r\n\r\nYou can view the <a href=\"https:\/\/course-building.s3-us-west-2.amazonaws.com\/Chemistry\/transcripts\/ErrorAndPercentError_transcript.txt\" target=\"_blank\" rel=\"noopener\">transcript for \"Error and Percent Error\" here (opens in new window)<\/a>.","rendered":"<h2>Unit Conversion and Significant Figures<\/h2>\n<p>A unit is the frequently arbitrary designation we have given to something to convey a definite magnitude of a physical quantity and every quantity can be expressed in terms of the seven base units that are contained in the international system of units. Hank thinks this is a thrilling subject, and while you may not agree, it is a subject that is very important if you want to be a scientist and communicate with accuracy and precision with other scientists.<\/p>\n<p><iframe loading=\"lazy\" id=\"oembed-1\" title=\"Unit Conversion &amp; Significant Figures: Crash Course Chemistry #2\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/hQpQ0hxVNTg?feature=oembed&#38;rel=0\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>You can view the <a href=\"https:\/\/course-building.s3-us-west-2.amazonaws.com\/Chemistry\/transcripts\/UnitConversionAndSignificantFigures_transcript.txt\" target=\"_blank\" rel=\"noopener\">transcript for &#8220;Unit Conversion &amp; Significant Figures: Crash Course Chemistry #2&#8221; here (opens in new window)<\/a>.<\/p>\n<h2>Significant Figures Made Easy<\/h2>\n<p>Review of significant figures and their relation to zeros and decimal points. The video also looks at rounding and answer once an arithmetic operation has been applied to numerical values.<\/p>\n<p><iframe loading=\"lazy\" src=\"\/\/plugin.3playmedia.com\/show?mf=5517910&amp;p3sdk_version=1.10.1&amp;p=20361&amp;pt=375&amp;video_id=l2yuDvwYq5g&amp;video_target=tpm-plugin-0rkmflws-l2yuDvwYq5g\" width=\"800px\" height=\"450px\" frameborder=\"0\" marginwidth=\"0px\" marginheight=\"0px\"><\/iframe><\/p>\n<p>You can view the <a href=\"https:\/\/course-building.s3-us-west-2.amazonaws.com\/Chemistry\/transcripts\/SignificantFiguresAFastReview_transcript.txt\" target=\"_blank\" rel=\"noopener\">transcript for &#8220;Significant Figures &#8211; A Fast Review!&#8221; here (opens in new window)<\/a>.<\/p>\n<h2>Error and Percent Error<\/h2>\n<p>When making measurements and calculations in chemistry, it&#8217;s important to know how far off we were (error), and also the significance of that error (percent error).<\/p>\n<p><iframe loading=\"lazy\" src=\"\/\/plugin.3playmedia.com\/show?mf=5517911&amp;p3sdk_version=1.10.1&amp;p=20361&amp;pt=375&amp;video_id=h--PfS3E9Ao&amp;video_target=tpm-plugin-7c1rmkwn-h--PfS3E9Ao\" width=\"800px\" height=\"450px\" frameborder=\"0\" marginwidth=\"0px\" marginheight=\"0px\"><\/iframe><\/p>\n<p>You can view the <a href=\"https:\/\/course-building.s3-us-west-2.amazonaws.com\/Chemistry\/transcripts\/ErrorAndPercentError_transcript.txt\" target=\"_blank\" rel=\"noopener\">transcript for &#8220;Error and Percent Error&#8221; here (opens in new window)<\/a>.<\/p>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-3812\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">All rights reserved content<\/div><ul class=\"citation-list\"><li>Unit Conversion &amp; Significant Figures: Crash Course Chemistry #2. <strong>Authored by<\/strong>: Crash Course. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"https:\/\/youtu.be\/hQpQ0hxVNTg?list=PL8dPuuaLjXtPHzzYuWy6fYEaX9mQQ8oGr\">https:\/\/youtu.be\/hQpQ0hxVNTg?list=PL8dPuuaLjXtPHzzYuWy6fYEaX9mQQ8oGr<\/a>. <strong>License<\/strong>: <em>Other<\/em>. <strong>License Terms<\/strong>: Standard YouTube License<\/li><li>Significant Figures Made Easy!. <strong>Authored by<\/strong>: Tyler DeWitt. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"https:\/\/youtu.be\/5UjwJ9PIUvE?t=1s\">https:\/\/youtu.be\/5UjwJ9PIUvE?t=1s<\/a>. <strong>License<\/strong>: <em>Other<\/em>. <strong>License Terms<\/strong>: Standard YouTube License<\/li><li>Error and Percent Error. <strong>Authored by<\/strong>: Tyler DeWitt. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"https:\/\/youtu.be\/h--PfS3E9Ao?t=1s\">https:\/\/youtu.be\/h--PfS3E9Ao?t=1s<\/a>. <strong>License<\/strong>: <em>Other<\/em>. <strong>License Terms<\/strong>: Standard YouTube License<\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t <\/section>","protected":false},"author":17,"menu_order":8,"template":"","meta":{"_candela_citation":"[{\"type\":\"copyrighted_video\",\"description\":\"Unit Conversion & Significant Figures: Crash Course Chemistry #2\",\"author\":\"Crash Course\",\"organization\":\"\",\"url\":\"https:\/\/youtu.be\/hQpQ0hxVNTg?list=PL8dPuuaLjXtPHzzYuWy6fYEaX9mQQ8oGr\",\"project\":\"\",\"license\":\"other\",\"license_terms\":\"Standard YouTube License\"},{\"type\":\"copyrighted_video\",\"description\":\"Significant Figures Made Easy!\",\"author\":\"Tyler DeWitt\",\"organization\":\"\",\"url\":\"https:\/\/youtu.be\/5UjwJ9PIUvE?t=1s\",\"project\":\"\",\"license\":\"other\",\"license_terms\":\"Standard YouTube License\"},{\"type\":\"copyrighted_video\",\"description\":\"Error and Percent Error\",\"author\":\"Tyler DeWitt\",\"organization\":\"\",\"url\":\"https:\/\/youtu.be\/h--PfS3E9Ao?t=1s\",\"project\":\"\",\"license\":\"other\",\"license_terms\":\"Standard YouTube License\"}]","CANDELA_OUTCOMES_GUID":"","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-3812","chapter","type-chapter","status-publish","hentry"],"part":3042,"_links":{"self":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapters\/3812","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/wp\/v2\/users\/17"}],"version-history":[{"count":21,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapters\/3812\/revisions"}],"predecessor-version":[{"id":6879,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapters\/3812\/revisions\/6879"}],"part":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/parts\/3042"}],"metadata":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapters\/3812\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/wp\/v2\/media?parent=3812"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapter-type?post=3812"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/wp\/v2\/contributor?post=3812"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/wp\/v2\/license?post=3812"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}