Below are some practice questions on lecture-related material. Problems 1 and 4 through 15 appeared on previous 121 midterm#1's, while the other questions are exam-like. Please note that the recent change in textbook and course schedule has added some issues involving Newton's laws to exam #1. This is not reflected in the practice problems below. You may want to look at the practice problems from Exam#2 for Newton's laws problem.