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Calculating Light Speed
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Calculating Light Speed

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  • 1. C A L C U L A T I N G T H E S P E E D O F L I G H T
  • 2. 186,000 miles per second
  • 3. 186,000 miles per second x 60 seconds _________
  • 4. 186,000 miles per second x 60 seconds _________ 11,160,000 miles per minute
  • 5. 186,000 miles per second x 60 seconds _________ 11,160,000 miles per minute x 60 minutes __________
  • 6. 186,000 miles per second x 60 seconds _________ 11,160,000 miles per minute x 60 minutes __________ 669,660,000 miles per hour
  • 7. 186,000 miles per second x 60 seconds _________ 11,160,000 miles per minute x 60 minutes __________ 669,660,000 miles per hour x 24 hours ____________
  • 8. 186,000 miles per second x 60 seconds _________ 11,160,000 miles per minute x 60 minutes __________ 669,660,000 miles per hour x 24 hours ____________ 16,070,400,000 miles per day
  • 9. 186,000 miles per second x 60 seconds _________ 11,160,000 miles per minute x 60 minutes __________ 669,660,000 miles per hour x 24 hours ____________ 16,070,400,000 miles per day x 365 days _______________
  • 10. 186,000 miles per second x 60 seconds _________ 11,160,000 miles per minute x 60 minutes __________ 669,660,000 miles per hour x 24 hours ____________ 16,070,400,000 miles per day x 365 days _______________ 5,865,696,000,000 miles per year, or
  • 11. 186,000 miles per second x 60 seconds _________ 11,160,000 miles per minute x 60 minutes __________ 669,660,000 miles per hour x 24 hours ____________ 16,070,400,000 miles per day x 365 days _______________ 5,865,696,000,000 miles per year, or 1 TRILLION MILES
  • 12. 186,000 miles per second x 60 seconds _________ 11,160,000 miles per minute x 60 minutes __________ 669,660,000 miles per hour x 24 hours ____________ 16,070,400,000 miles per day x 365 days _______________ 5,865,696,000,000 miles per year, or 1 TRILLION MILES = 1 LIGHT YEAR
  • 13. Astronomical Distances
  • 14. Sun 8.5 light minutes Astronomical Distances
  • 15. Sun 8.5 light minutes Proxima Centauri 4.2 light years Astronomical Distances
  • 16. Sun 8.5 light minutes Proxima Centauri 4.2 light years Milky Way Galaxy 100,000 light years across 3,000 light years thick Astronomical Distances
  • 17. Sun 8.5 light minutes Proxima Centauri 4.2 light years Milky Way Galaxy 100,000 light years across 3,000 light years thick Universe (observable) 10 billion light years in radius Astronomical Distances