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प्रश्न
Describe the main type of Earthquake Waves.
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उत्तर
Earthquake Waves:- Earthquake waves travel in all directions from the Focus. There are three types of earthquake waves :
- Longitudinal Waves: These are known as Primary Waves ‘P’
- Transverse Waves: These are known as Secondary Waves ‘S’.
- Surface Waves: These are called Long Waves or ‘L’ Waves.
संबंधित प्रश्न
For the formation of a rift valley, which of the following processes should occur in the earth’s crust?
Identify and name the internal movement.
Molten magma is thrown out of the earth’s mantle.
Arrange the following statements in chronological order in which an earthquake occurs.
- The earth’s surface vibrates.
- The plates suddenly move.
- Due to the movements in the mantle, compression goes on increasing.
- Along the weak points ( faultlines) rocks break apart.
- Stored energy is released in the form of seismic waves.
Fill in the blank:
About 70 percent of the earthquakes occur in the _________________ Belt.
What is an Earthquake?
How an earthquake is caused?
Describe the world’s distribution of earthquakes.
Name the instrument used to record Earthquakes.
Name some Earthquakes which caused great damage.
Earthquakes occur in the Mid-Atlantic belt.
Give two major causes of earthquakes.
Give one word for the following :
The surface position immediately above the origin of an earthquake.
The magnitude of an earthquake is measured by ______.
Choose the odd one
Choose the odd one
Define Earthquake.
The earthquake is measured by the ______ scale.
How the earthquake can be recorded?
