Determining the Nature, Size, and Age of the Universe

Prompt scholars to discover the expansion of the universe themselves. Using photographs of other galaxies, they measure and then graph the size and distance of each. Finally, they draw conclusions and prove the universe is expanding.

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CCSS: Adaptable
NGSS: Adaptable
Additional Tags
Instructional Ideas
  • Extend the lesson with other galaxies that have been discovered
Classroom Considerations
  • Assues prior knowledge of astronomical vocabulary, how to make measurements and graphs, the scientific method, the Sun, stars, our galaxy, and the universe 
  • Group size will vary with your class size, and the number of stations will depend on the number of learners as well as the size of your classroom
  • Lesson is in a 5E format
  • Provides everything for the lesson in both PDF and Doc formats
  • None
Common Core