{"id":322,"date":"2021-09-16T19:29:16","date_gmt":"2021-09-16T19:29:16","guid":{"rendered":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/chapter\/summary-physical-geology-2nd-edition-8\/"},"modified":"2021-09-16T19:43:07","modified_gmt":"2021-09-16T19:43:07","slug":"summary-physical-geology-2nd-edition-8","status":"publish","type":"chapter","link":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/chapter\/summary-physical-geology-2nd-edition-8\/","title":{"raw":"Summary -- Physical Geology &#8211; 2nd Edition","rendered":"Summary &#8212; Physical Geology &#8211; 2nd Edition"},"content":{"raw":"\n\n<div><div><img src=\"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-content\/uploads\/sites\/15\/2021\/09\/dating-exercise.png\" alt=\"\" class=\"wp-image-381\" width=\"900\" height=\"297\"><div class=\"wp-caption-text\" id=\"caption-attachment-381\">Left: Cross section through the crust for questions 4 to 7.&nbsp; Right: <sup>14<\/sup>C decay curve for question 4.<\/div><\/div><\/li>\n        <li>Based on your answer to question 4, what can you say about the age of layer \u201cc\u201d in Figure 8.27.?<\/li>\n        <li>What type of unconformity exists between layer \u201cc\u201d and rock \u201cf\u201d?<\/li>\n        <li>What about between layer \u201cc\u201d and layer \u201cb\u201d?<\/li>\n        <li>We can\u2019t use magnetic chronology to date anything younger than 780,000 years. Why not?<\/li>\n        <li>How did William Smith apply the principle of faunal succession to determine the relative ages of the sedimentary rocks of England and Wales?<\/li>\n        <li>Access a copy of the geological time scale (International Commission on Stratigraphy). What are the names of the last age (or stage) of the Cretaceous and the first age of the Paleogene?&nbsp;Print out the time scale and stick it on the wall above your desk!<\/li>\n      <\/ol>\n    <\/div>\n  <\/div>\n  <h3>Media Attributions<\/h3>\n  <ul>\n    <li>Question 4 Figure: \u00a9 Steven Earle. CC BY.<\/li>\n  <\/ul>\n  &lt;!-- pb_fixme --&gt;\n<\/div>\n<\/div><div>\n  &lt;!-- pb_fixme --&gt;\n  &lt;!-- pb_fixme --&gt;\n<\/div>\n<\/div>\n","rendered":"<div>\n<div><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-content\/uploads\/sites\/15\/2021\/09\/dating-exercise.png\" alt=\"\" class=\"wp-image-381\" width=\"900\" height=\"297\" \/><\/p>\n<div class=\"wp-caption-text\" id=\"caption-attachment-381\">Left: Cross section through the crust for questions 4 to 7.&nbsp; Right: <sup>14<\/sup>C decay curve for question 4.<\/div>\n<\/div>\n<p>        Based on your answer to question 4, what can you say about the age of layer \u201cc\u201d in Figure 8.27.?<br \/>\n        What type of unconformity exists between layer \u201cc\u201d and rock \u201cf\u201d?<br \/>\n        What about between layer \u201cc\u201d and layer \u201cb\u201d?<br \/>\n        We can\u2019t use magnetic chronology to date anything younger than 780,000 years. Why not?<br \/>\n        How did William Smith apply the principle of faunal succession to determine the relative ages of the sedimentary rocks of England and Wales?<br \/>\n        Access a copy of the geological time scale (International Commission on Stratigraphy). What are the names of the last age (or stage) of the Cretaceous and the first age of the Paleogene?&nbsp;Print out the time scale and stick it on the wall above your desk!<\/p><\/div>\n<h3>Media Attributions<\/h3>\n<ul>\n<li>Question 4 Figure: \u00a9 Steven Earle. CC BY.<\/li>\n<\/ul>\n<p>  &lt;!&#8211; pb_fixme &#8211;&gt;<\/p>\n<div>\n  &lt;!&#8211; pb_fixme &#8211;&gt;<br \/>\n  &lt;!&#8211; pb_fixme &#8211;&gt;\n<\/div>\n","protected":false},"author":8,"menu_order":71,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-322","chapter","type-chapter","status-publish","hentry"],"part":3,"_links":{"self":[{"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/pressbooks\/v2\/chapters\/322","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/wp\/v2\/users\/8"}],"version-history":[{"count":1,"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/pressbooks\/v2\/chapters\/322\/revisions"}],"predecessor-version":[{"id":974,"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/pressbooks\/v2\/chapters\/322\/revisions\/974"}],"part":[{"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/pressbooks\/v2\/parts\/3"}],"metadata":[{"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/pressbooks\/v2\/chapters\/322\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/wp\/v2\/media?parent=322"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/pressbooks\/v2\/chapter-type?post=322"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/wp\/v2\/contributor?post=322"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/physicalgeology\/wp-json\/wp\/v2\/license?post=322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}