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प्रश्न
What is Seismograph?
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उत्तर
The earthquake waves are recorded by an instrument known as seismograph.
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संबंधित प्रश्न
Fill in the blank:
Most earthquakes occur on account of the strain in the _________.
Name two man-made causes of an earthquake.
What are known as seismic focus and epicenter with respect to an earthquake?
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. |
Is it possible to predict an earthquake? Give reasons to support your answer.
How are earthquakes distributed over the globe?
Describe the world’s distribution of earthquakes.
Name the important Earthquake-belts of the world.
OR
Indicate two major belts of Earthquakes.
Name the instrument used to record Earthquakes.
Name some Earthquakes which caused great damage.
Describe the main type of Earthquake Waves.
Name three causes of Earthquakes.
Give two major causes of earthquakes.
Give reasons for the following:
Folding and faulting frequently go together.
The magnitude of an earthquake is measured by ______.
The earthquake is a ______ activity.
How the earthquake can be recorded?
An earthquake of magnitude ______ scale can cause damage from things falling.
