http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_1.html[Unknown Title]534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_1_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_2.html
19-1 During a starâs main-sequence lifetime, it expands and becomes more luminous
534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_2_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_3.html
19-2 When core hydrogen fusion ceases, a main-sequence star like the Sun becomes a red giant
534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_3_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_4.html
19-3 Fusion of helium into carbon and oxygen begins at the center of a red giant
534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_4_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_5.html
19-4 H-R diagrams and observations of star clusters reveal how red giants evolve
534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_5_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_6.html
19-5 Stellar evolution has produced two distinct populations of stars
534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_6_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_7.html
19-6 Many mature stars pulsate
534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_7_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_8.html
19-7 Mass transfer can affect the evolution of stars in a close binary system
534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_8_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_9.htmlKey Words534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_9_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_10.htmlKey Ideas534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_10_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_11.htmlQuestions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_11_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_12.htmlActivities534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_12_dlap.xmlDLAP questions534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_13.htmlAnswers534c6b24757a2e4a30000001
http://digfir-published.macmillanusa.com/universe10e/universe10e_ch19_13_dlap.xmlDLAP questions534c6b24757a2e4a30000001