What do you mean by nuclear fission ?

What do you mean by nuclear fusion ?

What do you mean by multiple fission?

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 multiple fission? Explain different types of binary fission with example.

Nuclear fission is

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

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

What is meant by nuclear fission?

What is meant by nuclear fission ?