Yes because it is a holiday.
Amendment, on its own, should not be capitalized. However, if you are specifying an amendment, such as the 1st, you must. For example: "Is there an amendment that protects Americans from cruel and unusual punishment?" "Yes, that is the Eighth Amendment."
No, coral does not need to be capitalized.
The word evolution does not need to be capitalized.
No, it doesn't need to be capitalized.
No, it shouldn't be capitalized.
No, circa does not need to be capitalized.
No, kinetic energy doesn't need to be capitalized.
No. Queries do not need to be capitalized.
it does not need to be capitilized.
Yes, acronyms are typically capitalized.
No, the word "revivalist" does not need to be capitalized unless it is at the beginning of a sentence or part of a proper noun.
No it shouldn't be capitalized.