Special relativity provides rules for making time both shorter and longer simultaneously—and does the same for distances. This concept seems confusing, but with help from a spacetime globe and mathematical explanation, the concepts become clear. The fifth video in an eight-part series on Special Relativity addresses both length contraction and time dilation.

Concepts

the theory of special relativity, the theory of general relativity, transformations, time

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Additional Tags

science

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Instructional Ideas

• Add the chart at 5:06 to science journals

Classroom Considerations

• Content ends at 6:30, and remaining video contains an advertisement
• Assumes a full understanding of the information from previous videos

• This video is hosted on YouTube

Pros

• Includes closed captioning to make note taking easier
  
• Simple visuals support complex concepts

Cons

• None

Common Core

SL.9-10.2 SL.11-12.2 RST.9-10.4 RST.11-12.4