Name three natural phenomena involving high speed winds which can create disasters and pose a threat to life and property .

What is the name of a huge revolving strom in which high speed winds move in circles around a central area of very low pressure ?

There are many dangers in the use of nuclear power plants. There have been a number of situations in which these dangers have become real disasters, giving birth to safety and regulatory agencies. (a) Name three main dangers of nuclear power plants. (b) How should the nuclear nations conduct themselves to avert these dangers ?

Name any one natural disaster that an earthquake can further lead to.

What is the name of the phenomena in physics and astronomy which involves the splitting of a spectral line into two or more components of slightly different frequency when the light source is placed in a magnetic field?