cause (factor) is often used to analyze the reasons and "effect" is used to show results "effects,advantages ,or disadvantages". there are many ways to show cause-effect relationships such as using verb phrases like "result from","result in","cause", or "be caused by ".but in this unit the main focus is using adverb clauses and prepositional phrases of cause and result.
notice that some connectors are followed by clauses that show the causes and some followed by the clauses that show the effects but some by prepositional phrases.also,notice the punctuation marks : some connectors have a comma before them, some have a semicolon ,and others need no punctuation marks