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प्रश्न
The earthquake waves are recorded by an instrument known as ______.
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उत्तर
The earthquake waves are recorded by an instrument known as seismograph.
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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.
Identify and name the internal movement.
Molten magma is thrown out of the earth’s mantle.
Give reasons why an earthquake occurs.
Fill in the blank:
___________ are the first earthquake waves to be recorded on a seismograph of an earthquake.
State two natural causes of an earthquake.
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.
Name some Earthquakes which caused great damage.
Why are earthquakes related to volcanoes?
Name three causes of Earthquakes.
Give one word for the following :
The surface position immediately above the origin of an earthquake.
Give reasons for the following:
Internal processes are different from external processes.
Choose the odd one
How the earthquake can be recorded?
What is the point of the earth’s surface directly above the focus called?
Choose the odd one.
focus, epicenter, vent, seismic waves
