Answer:
the answer is a dependent clause
The message is understood but the sentence is not well written. You should write "Logos, that is the appeal of logic, consists of persuation backed up with actual observation, data, and facts". While the word Logos can be paraphrased as 'the appeal of logic', it is necessary to clarify the function of Logos in a text. With that purpose in mind, it is neccesary to separate the ideas of persuation from the paraphrase.
I guess it refers to Beowulf. He is destined to be a great force that would
defeat all those who would challenge him. It also represents what heroism is all
about. Also emphasizes what it means in
one’s culture where people are evaluated by their forefathers. In terms of heroism, even those without
fathers have the potential to be a hero.
In-text citations: Author-page style. MLA format follows the author-page method of in-text citation. This means that the author's last name and the page number(s) from which the quotation or paraphrase is taken must appear in the text, and a complete reference should appear on your Works Cited page.<span>
Source: Purdue OWL: MLA Formatting and Style Guide</span><span>owl.english.purdue.edu/owl/resource/747/02/</span>