Page 653 - Wordsmith A Guide to College Writing
        P. 653
     If the dependent clause acts as an introductory clause, a comma
               follows it.
                    Because dependent clause, independent clause.
                       Because the fuel gauge in Rashid’s car was broken, he never
                    knew for certain when he was running low on gas.
                    Example 2
                       The weathercaster told her audience to break out the barbeque
                    grills and the sunscreen.
                       The weekend would be sunny and hot.
                    Independent clause because dependent clause.
                       The weathercaster told her audience to break out the barbeque
                    grills and the sunscreen because the weekend would be sunny
                    and hot.
               A list of dependent words follows.
               Dependent Words
                 after                          even though                       what
                 although                       if                                whatever
                 as                             once                              when
     	
