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प्रश्न
What is an Earthquake?
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उत्तर १
The sudden mild or violent shaking of a part of the earth is called an earthquake. An earthquake is generally accompanied by a rumbling and tremors.
उत्तर २
An earthquake is tremor or convulsion of the earth’s crust due to sudden movement of the crust.
संबंधित प्रश्न
What is known as the Richter scale?
Match the Columns.
| Column A | Column B |
| 1. Tsunami | (a) The waves that make the inhabitants feel the ground motion. |
| 2. Seismograph | (b) The instrument for measuring the intensity of earthquakes. |
| 3. S-waves | (c) Harbour waves generated by oceanic earthquakes. |
| 4. Richter scale | (d) The point on the earth surface directly above the seismic focus. |
| 5. Epicentre | (e) An instrument for recording the movement of earthquake waves. |
Describe how earthquakes are caused on the surface of the earth.
Explain the three types of earthquake waves.
What is the difference between seismic focus and epicenter?
Name some Earthquakes which caused great damage.
What was the cause of the Koyna earthquake in India?
Describe the main type of Earthquake Waves.
Give two major causes of earthquakes.
Give one word for the following :
An instrument used for recording all the earth tremors and earthquakes.
The magnitude of an earthquake is measured by ______.
The earthquake waves are recorded by an instrument known as ______.
Define Earthquake.
How the earthquake can be recorded?
In India, the Himalayan region and the ______ valley are prone to earthquakes.
Name the point where the vibrations originate in an earthquake.
