Becoming a college professor involves significant variability in salary, working conditions, and hours, which depend heavily on the type of institution, the balance between research and teaching, the specific department, and years of experience. Average salaries range from $40,000 to $200,000 per year. Classroom hours can vary from zero to 20 per week, with additional time required for preparation and grading. Lab work or research supervision can extend from zero to 60 hours per week. It is crucial to note that academic positions, particularly in fields like physics, are extremely competitive and scarce, making it essential for prospective professors to approach graduate school with realistic expectations about job availability.