FORCE AND MOTION Today's Agenda 1 Introduction of Forces 3 Free Body Diagram 2 Resultant Force 4 Exercises Introduction Forces vector quantity form of energy that able to move an object from one point to another movement that causes change in speed, direction or shape unit : Newton (N) Resultant Force A single force that represent the combination between two or more forces acting on an object i ) Parallel Forces (Same Direction) ii ) Opposite Direction iii ) Perpendicular Forces Free Body Diagram Diagram that shows all forces acting on an object R = Normal Force T = Thrust W = Weight Fr = Friction T = Tension (spring) Exercise