The document discusses the differences between science and knowledge. It outlines various types of scientific research including theoretical research, practical research, graduation research, master's thesis, PhD dissertation, promotion and conference research. Scientific research involves subject investigation using the scientific method which includes making observations, forming hypotheses, conducting experiments, analyzing data, and reaching conclusions. The last section discusses research methodology and provides guidelines for writing a research paper including determining the topic, conducting a literature review, developing a hypothesis, collecting and analyzing data, organizing the paper, referencing, and writing conclusions.