Yes it is a title
Yes, the word "Apple" should be capitalized when referring to the company or brand.
Usually it is, but most people just refer to it as LLC.
The word 'Twitter' is a proper noun when referring to the social networking company Twitter. A proper noun is always capitalized. The word 'twitter' (lower case t) is also a common noun and a verb. A common noun is capitalized only when it is the first word in a sentence.
Yes, in MLA style, "Black" is capitalized when referring to race.
Yes. Georgia is always capitalized because it is a propernou n.
Yes, "Penguin" should be capitalized when referring to the animal or the book publishing company.
The word "burgundy" is capitalized if one is referring to the French region of the same name. However, if one is referring to the color burgundy, then it is not capitalized.
Yes, "Winter" is capitalized when referring to the season.
It should be capitalized if referring to a name or a title.
No it shouldn't be capitalized.
Yes, "Tundra" is capitalized when referring to the biome or ecosystem.
If you are referring to the night of Halloween, or Halloween night, night is not capitalized. If you are referring to the movie Halloween Night, then night is capitalized as it is the name of a movie.