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Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
Space Travel, Relativity, and GPS
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Space Travel, Relativity, and GPS

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Slides for a talk given at Physics Day at Space Center Houston, May 1-2 2014. Explains why nothing can move faster than the speed of light using spacetime diagrams.

Slides for a talk given at Physics Day at Space Center Houston, May 1-2 2014. Explains why nothing can move faster than the speed of light using spacetime diagrams.

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Transcript

  • 1. Albert Einstein (1879-1955)
  • 2. http://lookslikescience.tumblr.com/
  • 3. What to Tell Your Dog About Einstein Chad Orzel http://dogphysics.com/
  • 4. http://xkcd.com/1071/
  • 5. "Space is big. Really big. You just won’t believe how vastly hugely mindbogglingly big it is. I mean you may think it’s a long way down the road to the chemist’s, but that’s just peanuts to space."
  • 6. Nearest Star  24,635,923,200,000 miles Over 4 years at light speed http://www.atlasoftheuniverse.com/12lys.html
  • 7. Voyager I  11 miles/second Nearest Star  24,635,923,200,000 miles 71,000 YEARS http://www.nasa.gov/sites/default/files/files/voyager_share.jpg
  • 8. Albert Einstein, 1905 http://commons.wikimedia.org/wiki/File:Einstein_patentoffice_full.jpg Special Relativity: Nothing can travel faster than the speed of light c=299,792,458 m/s =186,322 miles/s
  • 9. Special Relativity: Nothing can travel faster than the speed of light c=299,792,458 m/s Albert Einstein, 1951 http://en.wikipedia.org/wiki/File:Einstein_tongue.jpg =186,322 miles/s
  • 10. The Principle of Relativity: The Laws of Physics Do Not Depend on How You’re Moving
  • 11. Galileo Galilei (1564-1642) http://commons.wikimedia.org/wiki/File:Galileo_Galilei_4.jpg http://en.wikipedia.org/wiki/File:Galileos_Dialogue_Title_Page.png
  • 12. t=0.0 s t=0.1 s t=0.2 s t=0.3 s t=0.4 s t=0.0 s t=0.1 s t=0.2 s t=0.3 s t=0.4 s
  • 13. The Principle of Relativity: The Laws of Physics Do Not Depend on How You’re Moving
  • 14. http://commons.wikimedia.org/wiki/File:Michael_Faraday.jpg http://commons.wikimedia.org/wiki/File:James_Clerk_Maxwell_profile.jpg
  • 15. http://rickmanelius.com/article/power-dork-mode
  • 16. The Principle of Relativity: The Laws of Physics Do Not Depend on How You’re Moving
  • 17. time space 0:00 0:01 0:02 0:03 0:04 0:05
  • 18. time space 0:00 0:01 0:02 0:03 0:04 0:05
  • 19. time space 0:00 0:01 0:02 0:03 0:04 0:05
  • 20. http://en.wikipedia.org/wiki/File:Goddard_and_Rocket.jpg
  • 21. http://www.universetoday.com/91857/boris-chertok-rocket-pioneer-dies-at-99/
  • 22. http://en.wikipedia.org/wiki/File:Apollo_15_launch.jpg
  • 23. http://www.csmonitor.com/Science/2010/0818/ Star-Wars-fans-ask-NASA-to-build-a-hyperdrive
  • 24. time space 0:00 0:01 0:02 0:03 0:04 0:05
  • 25. time space 0:02
  • 26. time space-3 -2 -1 1 2 3 0:02
  • 27. time space 0:02
  • 28. time space 0:00 0:01 0:02 0:03 0:04 -3 -2 -1 1 2 3
  • 29. time space 0:02
  • 30. time space 0:02
  • 31. time space 0:02
  • 32. time space
  • 33. Special Relativity: Nothing can travel faster than the speed of light c=299,792,458 m/s Albert Einstein, 1951 http://en.wikipedia.org/wiki/File:Einstein_tongue.jpg =186,322 miles/s

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