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| Well, the Richter Scale is a numerical scale for expressing the magnitude of an earthquake on the basis of seismograph oscillations. | |
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| Okay. The Richter Scale was also developed in 1935 by Charles F. Richter. | |
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| Interesting. What else did you learnt about this instrument? | |
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| Well, I've also learnt about the nine different levels of the Richter Scale. | |
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| Alright. Go ahead and tell me about it. | |
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