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प्रश्न
Name three causes of Earthquakes.
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उत्तर
- Volcanic eruptions
- Tectonic causes
- Elasticity of Rocks
संबंधित प्रश्न
Give reasons why an earthquake occurs.
State two natural causes of 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. |
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?
How is the intensity of an earthquake measured?
Name some Earthquakes which caused great damage.
What was the cause of the Koyna earthquake in India?
Describe the main type of Earthquake Waves.
Why are earthquakes related to volcanoes?
Give reasons for the following:
Folding and faulting frequently go together.
The earthquake waves are recorded by an instrument known as ______.
Seismology is the study of ______.
Choose the odd one
Define Earthquake.
What is Seismograph?
An earthquake of magnitude ______ scale can cause damage from things falling.
