- Movement of tectonic plates: When Earth’s plates collide, slide past, or move away from each other, stress builds up and is released suddenly as an earthquake.
- Volcanic activity: Eruptions can cause earthquakes when magma forces its way through cracks in the crust, creating tremors around the volcano.
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प्रश्न
State two natural causes of an earthquake.
लघु उत्तरीय
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उत्तर
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Earthquake and its causes
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 8: Earthquakes - EXERCISES [पृष्ठ ७९]
APPEARS IN
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.
Fill in the blank:
The last of the earthquake waves to arrive on the surface of the earth are ___________ waves.
Name two man-made causes of an earthquake.
What is known as the Richter scale?
Explain the three types of earthquake waves.
Is it possible to predict an earthquake? Give reasons to support your answer.
Name the important Earthquake-belts of the world.
OR
Indicate two major belts of Earthquakes.
Name the instrument used to record Earthquakes.
Earthquakes occur in the Mid-Atlantic belt.
Name the causes of earthquakes.
Give two major causes of earthquakes.
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.
Give reasons for the following:
Folding and faulting frequently go together.
The magnitude of an earthquake is measured by ______.
Choose the odd one
What is Seismograph?
Give a note on Tsunami 2004.
What is the point of the earth’s surface directly above the focus called?
