Scholarly journal articles can be very challenging, especially if you're new to them. These sources give some ideas on how to tackle a scholarly journal article.
You'll need to find an article in which the author or authors describe a study or experiment that they actually conducted themselves.
When looking through articles, keep an eye out for:
Language in the abstract like "In this study..." and then a description of the study they conducted.
In the article itself, you'll see sections like methods or methodology, results, and discussion, in which the authors describe the study.
Examples from OneSearch: