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प्रश्न
Name two man-made causes of an earthquake.
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उत्तर
- Construction of huge dams: The weight of large reservoirs can trigger earthquakes in seismically active zones.
- Mining and blasting of rocks: Explosions and excavation near fault lines can induce earthquakes.
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संबंधित प्रश्न
Fill in the blank:
Most earthquakes occur on account of the strain in the _________.
Fill in the blank:
___________ are the first earthquake waves to be recorded on a seismograph of an earthquake.
What are known as seismic focus and epicenter with respect to an earthquake?
How are earthquakes useful?
Explain the three types of earthquake waves.
Name the instrument used to record Earthquakes.
Name some Earthquakes which caused great damage.
Earthquakes occur in the Mid-Atlantic belt.
Answer the following:
A volcanic eruption is one of the main 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 ______.
Seismology is the study of ______.
Choose the odd one
Give a note on Tsunami 2004.
Name the point where the vibrations originate in an earthquake.
What is the point of the earth’s surface directly above the focus called?
Choose the odd one.
focus, epicenter, vent, seismic waves
