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Earthquakes — Geography STD 9 — Question

ICSE BoardEnglish MediumSTD 9GeographyEarthquakes3 Marks
Question
Describe the main type of Earthquake Waves.
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Answer

Earthquake Waves:- Earthquake waves travel in all directions from the Focus. There are three types of earthquake waves :
  1. Longitudinal Waves: These are known as Primary Waves ‘P’
  2. Transverse Waves: These are known as Secondary Waves ‘S’.
  3. Surface Waves: These are called Long Waves or ‘L’ Waves.

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