I don't think so.
The word 'will' should be capitalized only when it is a person's name or the first word in a sentence. As a verb or common noun, it should not be capitalized.
As an abbreviation it should be capitalized.
Yes, Greek should be capitalized.
No it shouldn't be capitalized.
Yes it should be capitalized.
Of course, it should be. Mars is a planet and a proper noun.
Yes, the word "Venus" is capitalized because it is the name of a planet.
If the planet Earth is being referenced, then the word should be capitalized. On the other hand, if the word is being used in relation to dirt or soil, for example, garden dirt, then it should not be capitalized.
No, not always. Earth as the planet, yes. "Go out and dig in the earth" no.
The word 'will' should be capitalized only when it is a person's name or the first word in a sentence. As a verb or common noun, it should not be capitalized.
Yes, Sunday should always be capitalized.
The second word should not be capitalized
As an abbreviation it should be capitalized.
Yes, "Venus" should be capitalized when referring to the planet in English writing.
In most cases this is interpreted as referring to the planet. The planet Earth should always be capitalized. If you are referring to soil, earth does not need to be capitalized.
No, the word "smartphone" should not be capitalized unless it is at the beginning of a sentence.
No, the word "epitaph" should not be capitalized unless it is at the beginning of a sentence or part of a title.