A brief description of the concepts is provided in each box. Many questions utilize charts, diagrams, photographs and data included in the module. In most questions students are expected to reach conclusions based on the figures and data.

Graphic from Module. Click for Larger View. Stars & Galaxies (ATPI)
Investigation #32: Variable Stars
  • Light curves
  • Variable star types: regular, irregular, short and long period, semi-regular and eruptive
  • Measuring magnitudes in a star field
  • "Star field" analysis using diagrams and images
  • Light curve analysis developing period, amplitude and type of variable star
  • Cepheid variables analysis including light curve and radius changes
  • Eclipsing binaries analysis using sample light curves and orbit shapes
Other Stars & Galaxies Modules:
#26| #27| #28| #29| #30| #31| #33| #34| #35

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