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Why are earthquakes so hard to predict? - Jean-Baptiste P. Koehl

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In 132 CE, Zhang Heng presented his latest invention: a large vase he claimed could tell them whenever an earthquake occurred for hundreds of miles. Today, we no longer rely on pots as warning systems, but earthquakes still offer challenges to those trying to track them. Why are earthquakes so hard to anticipate, and how could we get better at predicting them? Jean-Baptiste P. Koehl investigates.

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Meet The Creators

  • Educator Jean-Baptiste P. Koehl
  • Director Mateus Contini, Felipe Grosso
  • Narrator Addison Anderson
  • Animator Natália Faria, Vini Pereira, Kelvin Lima, Mateus Contini
  • Editor Mateus Contini
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by TED-Ed

The Radon–Thoron method offers optimistic preliminary results. What are the main challenges to tackle before we can use it as a reliable earthquake prediction tool?

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Avatar for NYHLEN MARY
Lesson in progress

to track and know when plates are moving and how large the impact will be


Avatar for Lucas Rey
Lesson completed

to identify the moving plates.


Avatar for Emmanuel Burnett
Lesson in progress

to track the beahivior and identify the moving plates


Avatar for Dylan Cohen
Lesson completed

cool man


Avatar for Franklin Henry
Lesson completed

We should test the tool more we always need to be prepared just in case


Avatar for Equavius Norris
Lesson completed

one challenge is that some earthquakes can happen before we get the news maby scientists can test on this


Avatar for Torianna Wyche
Lesson completed

One challenge is that it would be more difficult to predict earthquakes because radon wouldn't be clear tell how radon concentration and earthquakes could be connected.


Avatar for Taylor Walker
Lesson completed

maybe scientist can test for it to see if it works and if it is accurate


Avatar for Layton Simeone
Lesson completed

when you feel a little bit of movement under your feet you should stay calm and get under a desk to stay alert of whats going on you should go on your phone.


Avatar for Christopher Flores
Lesson completed

I think that the main challenge is figuring out where the gasses come out.

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