Not sure what is meant by "particles Ice is the solid form of water. Water has a property that it does not change volume when it changes from solid to liquid. So, when the ice melts, the water level does not change.So, the ice cube melts and reduces in size until it completely melts into liquid form.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.