Requirements vary. This site contains links to more than 70 free, online scholarship search sites listing thousands of scholarships and financial aid awards. Just visit the sites which seem most appropriate for you and find the scholarships for which you are a good match.
Visit http://www.college-scholarships.com/scholarship-information/free-scholarship-searches/ for more information.
Most of the online scholarship search sites include scholarships that can be used by students enrolled in traditional college programs or by students earning online degrees.