Learn about Newton’s three laws, terminal velocity, contact and non-contact forces and free body diagrams with GCSE Bitesize Physics.

Segment 3B: Free Body Diagrams We visit a bustling port on Georgia's coast to illustrate how free body diagrams help us analyze forces. Useful rules for drawing free body diagrams are also explained.

Physicists like to represent forces on an object by drawing a Free Body Diagram. This is simply a representation of an object and a graphical representation of all the forces acting on that object.