{"id":49,"date":"2016-05-05T18:19:16","date_gmt":"2016-05-05T18:19:16","guid":{"rendered":"https:\/\/wordpress.viu.ca\/arkosg\/?page_id=49"},"modified":"2023-12-10T03:32:39","modified_gmt":"2023-12-10T03:32:39","slug":"astr-112-study-guide","status":"publish","type":"page","link":"https:\/\/wordpress.viu.ca\/arkosg\/?page_id=49","title":{"rendered":"ASTR 112 Study Guide"},"content":{"rendered":"<table border=\"0\" cellpadding=\"10\" align=\"center\">\n<tbody>\n<tr>\n<td>\n<ol>\n<li><a href=\"#intro\" target=\"_top\" rel=\"noopener\">Introduction<\/a><\/li>\n<li><a href=\"#navsky\" target=\"_top\" rel=\"noopener\">Navigating the sky<\/a><\/li>\n<li><a href=\"#light\" target=\"_top\" rel=\"noopener\">Light<\/a><\/li>\n<li><a href=\"#light\" target=\"_top\" rel=\"noopener\">Atoms &amp; Spectra<\/a><\/li>\n<li><a href=\"#telescopes\" target=\"_top\" rel=\"noopener\">Telescopes<\/a><\/li>\n<li><a href=\"#sun\" target=\"_top\" rel=\"noopener\">Sun<\/a><\/li>\n<li><a href=\"#stars\" target=\"_top\" rel=\"noopener\">Stars<\/a><\/li>\n<li><a href=\"#lowmass\" target=\"_top\" rel=\"noopener\">Low Mass Stellar Evolution<\/a><\/li>\n<li><a href=\"#himass\" target=\"_top\" rel=\"noopener\">High Mass Stellar Evolution<\/a><\/li>\n<li><a href=\"#milky\" target=\"_top\" rel=\"noopener\">Milky Way<\/a><\/li>\n<li><a href=\"#galaxy\" target=\"_top\" rel=\"noopener\">Galaxies<\/a><\/li>\n<\/ol>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><a target=\"_top\" rel=\"noopener\" name=\"intro\"><\/a><\/p>\n<h2 align=\"center\">Introduction &amp; Background Material<\/h2>\n<ul>\n<li>Define three units of length used in astronomy.<\/li>\n<li>How do we use scientific notation?<\/li>\n<\/ul>\n<p><a target=\"_top\" rel=\"noopener\" name=\"navsky\"><\/a><\/p>\n<h2 align=\"center\">Navigating the Sky<\/h2>\n<ul>\n<li>Define &amp; differentiate between constellations and asterisms.<\/li>\n<li>Describe 3 constellations in the winter\/spring sky &amp; describe how to locate them.<\/li>\n<\/ul>\n<p><a target=\"_top\" rel=\"noopener\" name=\"light\"><\/a><\/p>\n<h2 align=\"center\">Light &amp; Spectra<\/h2>\n<ul>\n<li>What are the main parts of an atom?<\/li>\n<li>Explain the process of absorption and emission of light by atoms.<\/li>\n<li>What are the three main types of spectra? List an example of a source for each.<\/li>\n<li>How does a star&#8217;s spectrum tell us about its composition?<\/li>\n<li>List the various kinds of radiation in the EM spectrum.<\/li>\n<li>What types of radiation are able to reach Earth&#8217;s surface?<\/li>\n<\/ul>\n<p><a target=\"_top\" rel=\"noopener\" name=\"telescopes\"><\/a><\/p>\n<h2 align=\"center\">Telescopes<\/h2>\n<ul>\n<li>What is a telescope?<\/li>\n<li>List the two main kinds of visible light telescopes. How are they different?<\/li>\n<li>What are some benefits of mirror-based telescopes over lens-based ones?<\/li>\n<li>How is magnification determined?<\/li>\n<li>What is angular resolution? How does telescope size affect it?<\/li>\n<li>What are some problems with visible light telescopes? \u00a0Solutions?<\/li>\n<li>What other wavelengths are also studied with telescopes?<\/li>\n<\/ul>\n<p><a target=\"_top\" rel=\"noopener\" name=\"sun\"><\/a><\/p>\n<h2 align=\"center\">Sun<\/h2>\n<ul>\n<li>List the three layers of the Sun&#8217;s atmosphere and a feature of each.<\/li>\n<li>What are sunspots? How do they form?<\/li>\n<li>Why is the corona so hot?<\/li>\n<li>What is the solar cycle? What effect does it have on the Sun?<\/li>\n<li>What is a CME? How does it differ from a prominence or flare?<\/li>\n<\/ul>\n<p><a target=\"_top\" rel=\"noopener\" name=\"stars\"><\/a><\/p>\n<h2 align=\"center\">Stars<\/h2>\n<ul>\n<li>What are the different kinds of stellar binaries?<\/li>\n<li>What is the `center of mass&#8217;?<\/li>\n<li>How can we determine the (surface) temperature of stars?<\/li>\n<li>What is luminosity? What properties does it depend on?<\/li>\n<li>What is an HR diagram? Sketch one and indicate major features.<\/li>\n<li>What is the Main Sequence? Why is it important?<\/li>\n<li>How do we determine the age of star clusters?<\/li>\n<li>Explain the difference between apparent and absolute magnitudes.<\/li>\n<li>Discuss the methods which make up the `distance ladder&#8217;.<\/li>\n<\/ul>\n<p><a target=\"_top\" rel=\"noopener\" name=\"lowmass\"><\/a><\/p>\n<h2 align=\"center\">Low Mass Stellar Evolution<\/h2>\n<ul>\n<li>Under what conditions do stars form?<\/li>\n<li>What internal process defines a star?<\/li>\n<li>What is hydrostatic equilibrium? Why is it important?<\/li>\n<li>What is the Main Sequence? What period for a star does it represent?<\/li>\n<li>Detail the stages of development (core &amp; envelope) for a low mass star.<\/li>\n<li>What is the composition of the core of a low mass star when it dies?<\/li>\n<li>What are planetary nebulae? White dwarves? Brown dwarves?<\/li>\n<li>What is electron degeneracy pressure? Why is it important?<\/li>\n<\/ul>\n<p><a target=\"_top\" rel=\"noopener\" name=\"himass\"><\/a><\/p>\n<h2 align=\"center\">High Mass Stellar Evolution<\/h2>\n<ul>\n<li>How is fusion in a high mass, main sequence star different than in a low mass star?<\/li>\n<li>Detail the stages of development (core &amp; envelope) for a high mass star.<\/li>\n<li>Why can&#8217;t stars fuse iron?<\/li>\n<li>What is a supernova?<\/li>\n<li>How do we make use of supernova light curves?<\/li>\n<li>Why can we be described as `star stuff&#8217;?<\/li>\n<li>What is neutron degeneracy pressure? Why is it important?<\/li>\n<li>When do neutron stars form? What are they?<\/li>\n<li>What is a pulsar?<\/li>\n<li>How do black holes form? What evidence do we have they exist?<\/li>\n<li>What are supermassive black holes? Where can they be found?<\/li>\n<\/ul>\n<p><a target=\"_top\" rel=\"noopener\" name=\"milky\"><\/a><\/p>\n<h2 align=\"center\">Milky Way<\/h2>\n<ul>\n<li>What type of galaxy do we live in? What is its name?<\/li>\n<li>Where in our galaxy is our Sun located?<\/li>\n<li>How do we `weigh&#8217; a galaxy?<\/li>\n<li>What do galactic rotation curves imply about our galaxy?<\/li>\n<li>What leads to the spiral structure in spiral galaxies?<\/li>\n<li>What are the leading candidates for `dark matter&#8217;?<\/li>\n<\/ul>\n<p><a target=\"_top\" rel=\"noopener\" name=\"galaxy\"><\/a><\/p>\n<h2 align=\"center\">Galaxies<\/h2>\n<ul>\n<li>What were galaxies originally thought to be? \u00a0Why?<\/li>\n<li>List the three main types of galaxies.<\/li>\n<li>What is a galaxy&#8217;s `halo&#8217;?<\/li>\n<li>What overall structure do we see when we look at large numbers of galaxies?<\/li>\n<li>Why do the two main kinds of galaxies have such different characteristics?<\/li>\n<li>What sort of evidence is there for the importance of galactic collisions?<\/li>\n<li>What are Quasars? Why are they only seen at great distances?<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Introduction Navigating the sky Light Atoms &amp; Spectra Telescopes Sun Stars Low Mass Stellar Evolution High Mass Stellar Evolution Milky Way Galaxies Introduction &amp; Background Material Define three units of length used in astronomy. How do we use scientific notation? &hellip; <a href=\"https:\/\/wordpress.viu.ca\/arkosg\/?page_id=49\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":366,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_crdt_document":"","footnotes":""},"class_list":["post-49","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/wordpress.viu.ca\/arkosg\/index.php?rest_route=\/wp\/v2\/pages\/49","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.viu.ca\/arkosg\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/wordpress.viu.ca\/arkosg\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/wordpress.viu.ca\/arkosg\/index.php?rest_route=\/wp\/v2\/users\/366"}],"replies":[{"embeddable":true,"href":"https:\/\/wordpress.viu.ca\/arkosg\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=49"}],"version-history":[{"count":10,"href":"https:\/\/wordpress.viu.ca\/arkosg\/index.php?rest_route=\/wp\/v2\/pages\/49\/revisions"}],"predecessor-version":[{"id":3416,"href":"https:\/\/wordpress.viu.ca\/arkosg\/index.php?rest_route=\/wp\/v2\/pages\/49\/revisions\/3416"}],"wp:attachment":[{"href":"https:\/\/wordpress.viu.ca\/arkosg\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=49"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}