|Adverb Clauses begin with||the subordinating conjunctions after, although, as, as if, as far as, as long as, as soon as, as though, because, before, if, in order that, provided that, since, so that, than, though, unless, until, when, whenever, where, wherever, whether, and while.||They act like adverbs by answering the questions how, when, where, why to what extent/degree, or under what conditions.
|Noun Clauses begin with|| indefinite relative pronouns who, whom, whose, which, or that |
the indefinite relative adjectives whoever, whomever, whichever, whose, what, where, when, why, if, whether, and how
can be any type of noun. Just remember that as a noun they can be
replaced by a pronoun like it for things and who or whom for
people. Take a look at my noun slots discussion for all the
places you can look for noun clauses.
|Adjective Clauses begin with||the relative pronouns who, whom, whose, which, and, that, the relative adjective whose, and the relative adverbs where and when||These always (?) come after a noun that they modify, so that makes them easier to spot. They answer which one and what kind about that noun.
|Here is some more important information about the word that.
It can perform several different roles:
1. It can be simple pronoun taking the place of a noun. (That is right.)
2. It can be a demonstrative adjective like this and those. (That book is mine.)
3. It can be a normal SCIW that precedes a subject and verb combination.
4. It can be both a SCIW and be the subject for a subordinate clause AT THE SAME TIME.
5. Here's the tricky one: it can be a normal SCIW but not appear in the sentence!