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प्रश्न
How are earthquakes useful?
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उत्तर
Earthquakes cause energy release to put the earth in good shape; several landforms are uplifted to build large plains, e.g., Sagami Bay uplifted 200 m, and landslides cause the formation of lakes in the Himalayan region.
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संबंधित प्रश्न
Give a geographical reason.
Buildings collapsed at the foothills of the Himalayas because of an earthquake. Before collapsing, they were moving forward and backward.
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:
Most earthquakes occur on account of the strain in the _________.
State two natural causes of an earthquake.
Describe how earthquakes are caused on the surface of the earth.
Explain the three types of earthquake waves.
Is it possible to predict an earthquake? Give reasons to support your answer.
Earthquakes occur in the Mid-Atlantic belt.
Name the causes of earthquakes.
Give reasons for the following:
Internal processes are different from external processes.
The magnitude of an earthquake is measured by ______.
The earthquake waves are recorded by an instrument known as ______.
Seismology is the study of ______.
Choose the odd one
Choose the odd one
On an outline map of the world, mark the Pacific Ring of Fire
The earthquake is measured by the ______ scale.
