Slide 1Our Place in the Cosmos Lecture 11 Understanding Stars - the H-R Diagram Slide 2 Understanding Stars We saw in the last lecture that by measuring the brightness, distance…

Slide 1 Announcements Test this week (all about stars) Turn in Homework 11 today Pick up Homework 12 Questions on last 3 assignments? Second project is due December 1 Slide…

Slide 1 10.7 Stellar processes and Stellar Evolution William Scaruffi Slide 2 E.5.1. Describe Conditions that Initiate Fusion in a Star Deaths of Supernovas compress Hydrogen…

Slide 1 Mike Chris Slide 2 Slide 3 Stars begin as a nebula, or clouds scattered dust made mostly of hydrogen As the nebula collapses the contents of it begin to to heat up.…

Astronomy 1020-H Stellar Astronomy Spring_2015 Day-27 Understanding the meaning behind stellar data took decades, and the contributions of dozens of people, all working toward…

Page 1: Front Page Page 2: Table of contents Page 3: Understanding Question 3 Page 4: Understanding Question 4 Page 5-11: Nebula & Main sequence Helium & Hydrogen…

PowerPoint Presentation 10.7 Stellar processes and Stellar Evolution William Scaruffi E.5.1. Describe Conditions that Initiate Fusion in a Star Deaths of Supernovas compress…