Dr. Aaron Titus | Department of Physics, High Point University
PHY1050      Astronomy of Stars, Galaxies, and the Cosmos
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Chapter 14-15

Read Chapters 14-15 from Discovering Astronomy.


WebAssign -- Chapter 14-15. Answer homework questions covering Chapters 14-15.

Chapters 14-15

Chapter 15 is a VERY important chapter because it describes how we determine a star's
  • brightness
  • luminosity
  • distance
  • mass
  • composition
  • temperature
We will also discuss relationships between these variables. These relationshsips (i.e. the proportionality) between variables are important because if we can measure one variable (or more), then we can calculate another variable.