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प्रश्न
Name three causes of Earthquakes.
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उत्तर
- Volcanic eruptions
- Tectonic causes
- Elasticity of Rocks
संबंधित प्रश्न
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.
Give reasons why an earthquake occurs.
Fill in the blank:
Most earthquakes occur on account of the strain in the _________.
Fill in the blank:
The giant sea waves caused by earthquakes in the oceans are called ___________.
Explain the three types of earthquake waves.
How is the intensity of an earthquake measured?
How an earthquake is caused?
Name the important Earthquake-belts of the world.
OR
Indicate two major belts of Earthquakes.
Name some Earthquakes which caused great damage.
Why are earthquakes related to volcanoes?
Give reasons for the following:
Internal processes are different from external processes.
Give reasons for the following:
Folding and faulting frequently go together.
The magnitude of an earthquake is measured by ______.
The earthquake waves are recorded by an instrument known as ______.
Define Earthquake.
On an outline map of the world, mark the Pacific Ring of Fire
How the earthquake can be recorded?
An earthquake of magnitude ______ scale can cause damage from things falling.
Name the point where the vibrations originate in an earthquake.
