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How Things Work : How Does the Richter Scale Work?

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Uploaded by on Dec 26, 2008

The Richter scale works by allowing scientists to measure the size and intensity of an earthquake. Find out how the Richter scale works with tips from a math and science teacher in this free video on earthquakes.

Expert: Steve Jones
Contact: www.marlixint.com
Bio: Steve Jones is an experienced mathematics and science teacher.
Filmmaker: Paul Volniansky

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  • 8.9... which was what Japan had just suffered from today...

  • 00:20 That is incorrect. In 1960, Chile experienced a 9.5 earthquake. In 1964, Alaska experienced a 9.2. There are a few others that were larger than 8.9.

    8.9 is still no joke, though.

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  • i got a question....if someone could answer it, originally from yahoo

    Q is:

    Interesting bit of reporting here (trust Yahoo!) This 3.9 strength quake, measured on the richter scale - But here's the connundrum......

    This report then cites earlier quakes measuring: 4.3 in 1750; 4.5 in 1754; and 5.0 in 1878.

    How could those earlier quakes be compared when the Richter scale didn't exist until Mr. Richter invented it in 1935?

    & in other countries report rechter scales hundreds of yrs ago??? confused

  • The Richter scale is not used in seismology anymore.

  • @boredandwise 12.5? isnt tht the mordern merchalli scale? O_o

  • The biggest "earthquake" so to speak, that we know of, happened on a magnetar about 50,000 light years from earth in 2004. Scientists estimate (that if you could measure this on the Richter scale) would come in at a whopping 32. Pretty amazing stuff.

  • but how does the acyual device work?

  • yay thx i finished my science project lol 

  • yay thx i finished my science project lol

  • Are Richter scales and Seismographs Real??  How do they Calculate the Earth Moving??

  • in 1933 there was a eart quak that was 6.3

    you can ask me how i know this

    thanks

  • in 1933 there was a eart quak that was 6.3

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