However, you’re still not really done defining your topic. Before you begin research, consider formulating a research question. Many disciplines, especially the sciences, use a research question to guide research.

Many students struggle with this, because they don't understand the difference between a research question and a topic.

The major difference is a research question seeks an answer. It directs your research, because you'll spend your time working with sources that will help you answer the question you've posed.