Find out about all the activites at Penn State. It's a great way to meet others. You don't need to know your major or career plans right away. Give yourself an adjustment period - everything doesn't have to be perfect right away. Read your class assignments.
Professors have high expectations.
Balance studying and playing. Keep up with your assignments and classes. Perseverance and focus pays off. Curiousity and enthusiasm go far. Be fluent with the library and computer.