Using the term "musical" to describe a work would not be capitalized. In a respect, it is no different than saying a novel is a "book."
If you were to say, "We went to see the musical The King and I," you would capitalize only the actual name of the musical, not the word musical itself.
No, because it is not a proper noun. But if somebody's name was shaman then it would be capitalized.
Yes, when referring to the profession or field of social work, it is capitalized.
When it refers to the language, it should always be capitalized.
if there was i book called like that it would be" Will Work for Food ". While the first word and the important words are capitalized, all the unimportant words and prepositions and the like will be in small letters.
No, "coworkers" should not be capitalized unless it is at the beginning of a sentence.
home work
leading & mysterious
Physics.
A person who does work with a clear mind and work sensibly.
self sufficuent
Yes, it should be capitalized and underlined because it is a published work.
It would be much easier to describe it , if you named the job.