The direction of movement of waves and their passage at a particular point is recorded by an instrument called :

Which of the following is an example of Natural Disasters ?

Landslides often occure in

Of the following which is not natural disaster

The volcanoes which have erupted more frequently in the recent times are called :

Any sudden movement of the Earth's surface is called as an :

How many types of volcanic eruption?

The major reason for the drought is the 

Tornadoes are common in

The word Tsunami has been derived from