Writing a strong honors thesis can significantly enhance a physics major's chances of admission to a highly ranked graduate school, especially if the thesis is published in a refereed journal. However, if the thesis is completed at the end of the second semester of senior year while grad school applications are submitted at the end of the first semester, it may not be viewed as a strong factor in the application. The skills acquired during the thesis process are beneficial, but only accomplishments listed on the application are considered. It is advisable for students to engage in research early, ideally starting in their freshman year, to build a strong portfolio, as many successful applicants have multiple refereed publications by the time they apply.