When you say pure substances, this means that this would only be composed of one element. There are also times when it would be composed of a compound. A homogenous mixture, on the other hand, will be composed of different compounds or elements. Another thing that you will notice is when you say homogenous; this means that the mixture looks the same all throughout.
There are times when you may not even notice that there are different elements that are placed within the mixture. They just look like one element or compound. A pure substance is always homogenous, but a homogenous compound is not always a pure substance.
Scientology and atheism have similarities, which are their lack of belief in the sovereignty of God. The followers of both are guided by their intellect; these two are both banned in most countries.
Scientology as founded by a science fiction writer L. Ron Hubbard. Scientologist believe that created beings developed from outer space.
Scientology was declared as a new religion; the church of Scientology conducts their sermon at 11 am, the church also believes that man can reach their full potentials when they understand nature.
Atheism can be traced back to the ancient Indian philosophers of Confucianism and Buddhism. Atheism is not a religion and does not have a set of customs and rituals. Atheists believe nothing happens after death. Lastly, an atheist state that people cannot have knowledge of God and that they cannot prove its existence.