What do you mean by fully modernized? That is impossible to have a country fully modernized because it changes every second the things modern today are not so modern yesterday.if you are meaning that why are the big countries more modern then the minor countries such as the Muslims then it is obvious, the major … Read more
Difference in size: Atoms vary in size from 10 tot he power of minus 9 to 10 to the power of minus 8.