From quantum foam to the universe itself, plus everything in between, what is the scale of the world around us? Inquisitive physicists grapple with the proportions of all things great and small using a fascinating interactive. Scholars journey through the resource with the help of a slider bar and compare information at every level.

Concepts

scale, the universe, proportions, subatomic particles, distance, atoms, viruses, comparing size

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Additional Tags

science

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Instructional Ideas

• Follow up with the second part of the interactive to round out the lesson
• As students work, ask them to list unfamiliar structures and their size, then research the items on their lists
  

Classroom Considerations

• Before using the interactive, review some of the measurements the class expects to see, as some are less familiar
• Arrange for individual computers with Internet access to help learners explore at their own pace
  

Pros

• Ethereal music provides the perfect backdrop 
• The interactive is engaging and enlightening
  

Cons

• None