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प्रश्न
Give two major causes of earthquakes.
उत्तर
Two major causes of earthquakes are faulting associated with tectonic forces and the movements due to volcanic eruptions.
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संबंधित प्रश्न
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 last of the earthquake waves to arrive on the surface of the earth are ___________ waves.
State two natural causes of an earthquake.
What is known as the Richter scale? State its uses.
Describe how earthquakes are caused on the surface of the earth.
Is it possible to predict an earthquake? Give reasons to support your answer.
How is the intensity of earthquakes measured? What instruments are used?
Name the important Earthquake-belts of the world.
OR
Indicate two major belts of Earthquakes.
Earthquakes occur in the Mid-Atlantic belt.
Describe the main type of Earthquake Waves.
Give reasons for the following:
The Belts of volcanic activity and earthquakes are roughly the same.
The magnitude of an earthquake is measured by ______.
Choose the odd one
The earthquake is a ______ activity.
How the earthquake can be recorded?
An earthquake of magnitude ______ scale can cause damage from things falling.
In India, the Himalayan region and the ______ valley are prone to earthquakes.
What is the point of the earth’s surface directly above the focus called?
