Which of the following statements best describes the usefulness of vulcanicity?
A violent volcanic eruption represents the release of an enormous amount of energy
The high density of population in parts of java is dependent an on agriculture
Some volcanoes are dormant
Fissure eruption are usually non- violent
Which of the following features is the product t of vulcanicity?
The earthquake at Sagami bay in Japan which killed two and a half lakh people was an example of –
Main- induced earthquake
Is static earthquake
The lines joining the place of equal intensity of seismic waves are known as :
Which is not a causative factor of earthquake?
The place of origin of an earthquake is called –
Tsunamis are originated due to –
Rotation of the earth
The famous ‘Ring of fire’ which account for 68% of an earthquakes occurring in the earth is in the –
The number indicating the intensity of an earthquake on a Richter scale range between –
1 to 7
1 to 8
1 to 9
1 to 12
Which is not a topography produced by volcano city –