1) Research involves systematically collecting and analyzing information to increase knowledge. It starts with an idea or question and involves gathering and organizing data to find answers. 2) There are two main types of research: qualitative research which uses questions to gather hypothetical information, and quantitative research which uses mathematical analysis like statistics. 3) Documentation is the systematic recording and organized arrangement of collected and summarized information. It aims to provide details about a topic through various forms of media like text, drawings, photos, and video.