what do mean by nuclear fallow ?

What do you mean by nuclear holocaust?

What do you mean by nuclear forces and give their four properties.

What do you mean by nuclear reaction? What quantities are conserved in nuclear reaction? What is Q-value of nuclear reaction?

What do you mean by nuclear fusion ?

What do you mean by nuclear fission ?

What do you mean by nuclear energy ? What is responsible for its release ?

What do you mean by weak nuclear force?

What do you mean by integration ?