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प्रश्न
Give reasons for the following:
Internal processes are different from external processes.
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उत्तर
Internal processes are associated with tectonic forces resulting in drastic changes e.g. earthquakes volcanoes etc. External processes are carried on by natural agents of change e.g. water wind and ice which produce gradual changes.
संबंधित प्रश्न
Identify and name the internal movement.
Molten magma is thrown out of the earth’s mantle.
Arrange the following statements in chronological order in which an earthquake occurs.
- The earth’s surface vibrates.
- The plates suddenly move.
- Due to the movements in the mantle, compression goes on increasing.
- Along the weak points ( faultlines) rocks break apart.
- Stored energy is released in the form of seismic waves.
Give reasons why an earthquake occurs.
Fill in the blank:
The giant sea waves caused by earthquakes in the oceans are called ___________.
How are earthquakes useful?
How are earthquakes distributed over the globe?
What is an Earthquake?
Name the important Earthquake-belts of the world.
OR
Indicate two major belts of Earthquakes.
Name the instrument used to record Earthquakes.
Describe the main type of Earthquake Waves.
Name three causes of Earthquakes.
The earthquake waves are recorded by an instrument known as ______.
Seismology is the study of ______.
On an outline map of the world, mark the Pacific Ring of Fire
The earthquake is measured by the ______ scale.
How the earthquake can be recorded?
Give a note on Tsunami 2004.
Choose the odd one.
focus, epicenter, vent, seismic waves
