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A Changing Cosmos


Table of Contents

  1. Cosmic Cataclysms
  2. Astronomers' Tools
  3. Cosmic Engines
  4. Fathoming Huge Distances
  5. Color, Temperature & Age
  6. Dramatic Change in Stars
  7. Planet-Star Systems
  8. Search for Habitable Planets
  9. Cosmos Begins... and Ends?

Index of Investigations
Book Credits

A Changing Cosmos is the latest edition of the Hands-On Universe (HOU) astronomy curriculum series. It is a  compilation in a single book as the "Best" of the 7 original HOU high school curriculum books. The original TERC curriculum had 7 student books, with Teacher Guides:
  • Introduction to Image Processing—how to use the HOU Image Processing Software
  • Finding Features—including a Browser's Guide to the Universe.
  • Measuring Size—Use the pixel plate scale to measure a lunar crater; track Jupiter's moons; calculate mass of Jupiter.
  • Measuring Color—colors of stars, the HR diagram, and how stars evolve according to their mass.
  • Measuring Distance—Learn how the cosmological distance ladder is used to determine the distance to far away objects.
  • Measuring Brightness—Learn about photometry -- measurement of light from a celestial object.
  • Searching for Supernovae—See how astronomers find supernovae -- exploding stars.

Investigations in this book: