Once you are familiar with your topic and you're ready to start searching for resources it's time to identify the keywords you'll use to find your sources.
Research question: Is there value in a liberal arts degree?
Find synonyms for your main concepts:
Liberal Arts = humanities, arts, social sciences, general education
Degree = education, major, undergraduate, graduate
Find specific words that relate to qualifying concepts:
Value = knowledge, skills, characteristics, employers, businesses, salaries, debt, loans, jobs, income