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 #29: Brightness of Stars and Stellar Magnitudes
  • Image size and apparent magnitude
  • Magnitude differences and brightness ratios
  • Inverse Square Law and brightness ratios
  • Absolute magnitude concept
  • Distance/brightness ratio/magnitude calculations
  • Luminosity concepts
Other Stars & Galaxies Modules:
#26| #27| #28| #30| #31| #32| #33| #34| #35

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