Physics 121, Sections 9, 10, 11, and 12 Lecture 2 Today's Topics Homework 1: Due Friday Sept 6 @6: 00PM Ch.1:#4,10,14,19,31,and33 Ch.2:#1.23,37,and63 Chapter 2 Forces and vectors Types of forces Newton's Laws of motion Net force and vector addition Contact force and tension Chapter 3: Forces and motion along a line Position, velocity, acceleration Physics 121: Lecture 3, Pg 2Physics 121: Lecture 3, Pg 2 Physics 121, Sections 9, 10, 11, and 12 Lecture 2 Today’s Topics: Homework 1: Due Friday Sept. 6 @ 6:00PM Ch.1: # 4, 10, 14, 19, 31, and 33. Ch.2: # 1, 23, 37, and 63. Chapter 2: Forces and vectors Types of forces Newton’s Laws of motion Net force and vector addition Contact force and tension Chapter 3: Forces and motion along a line Position, velocity, acceleration