Chapter 17 Assignment

Announcements

We will have a midterm (midterm quiz) over Chapters 1, 2, 3, 5, 6, 16, and 17.  It will be available on July 3 until the due date July 9 11:00PM with two attempts available. 

Chapter 4 will not have an assignment (there will not be a Ch 4 discussion).  Chapter 4  will have an extra credit quiz (5 points).

Instructions

1. Take a look at videos linked below that discuss astronomical instruments.

2. Complete Discussion 17 found here.  Instructions for completing Discussions found here. Download here.

3. Complete Chapter 17 Quiz found here.

Additional information found here Links to an external site.

Sections

17-1.   The Brightness of Stars  -  (Stellar Magnitude Explained here Links to an external site.) and (Sky and  Telescope article here Links to an external site.)

17-2.   Colors of Stars  -  (Types of Stars by Size, Color, and Life Cycle found here Links to an external site.), (Why are the Stars Different Colors? found here Links to an external site.), and (What the deal with colour and size of stars? found here Links to an external site.)

17-3.   The Spectra of Stars (and Brown Dwarfs)  - (Stars: Crash Course with Dr Phil Plait found here Links to an external site.),  (Read Star Spectra found here Links to an external site.), and (Spectroscopy - Splitting the Starlight found here Links to an external site.)

17-4.   Using Spectra to Measure Stellar Radius, Composition, and Motion - (Determining Stellar Radii found here Links to an external site.), (Stellar Radii found here Links to an external site.),  (Motions of the Stars described here Links to an external site. ), and  (Star Motions at Different Latitudes found here Links to an external site.)