Introduction - introduces the problem, tells you why it’s important, and outlines the background, purpose, and hypotheses the authors are trying to test. The introduction comes first, just after the abstract.
Methods - describes in details how the research was conducted, and may be subdivided into subsections describing Materials, Apparatus, Subjects, Design, and Procedures.
Results - summarizes the data and describes how it was analyzed. It should be sufficiently detailed to justify the conclusions.
Tables, Graphs, Charts - visual way to show research results.
![charts](https://lgimages.s3.amazonaws.com/data/imagemanager/19759/charts.jpg)