Choosing a topic is the first step in the research process, and brainstorming can help you generate ideas for your project. Brainstorming is asking some basic questions on what you know and what you might want to know more about. These are some questions that can be asked to get the wheels turning:
One of the objectives of brainstorming is to find keywords that describe your topic. A useful tool that can help identify keywords is the concept map. This link from Penn State University Library can introduce you to the idea of concept mapping:
Outlining Topics With a Concept Map