Bodies coupled by an inelastic string- Calculation of acceleration using traditional approach and the system approach-

Problems involving two bodies attached by an inextensible string so that their accelerations are the same- The "System Approach"- Attwood's Machine-

Newton's laws applied to bodies not in equilibrium- Combining kinematic equations with Newton's law- Bodies accelerating down frictionless planes, and bodies decelerating to rest under friction-

Vertical tensions forces on asymmetrically suspended objects. Two tensions at non-equal angles- Section 4.6: Applications of Newton's laws- Objects in equilibrium- Rotation of axes-

Concluded static friction forces- Block on a slope- Tension examples-
Section 4.5: Tension Forces- Vertical tension forces on a static suspended object-

The normal and kinetic forces- The normal force on a level surface, on a level surface with an applied force, on a level surface under acceleration, and on a slope-
The force of kinetic friction, the coefficient of kinetic friction-
Static friction forces-

Free-body diagrams and resolution of forces into orthogonal components- The third law and the normal force- Action and reaction-

Section 4.1: Forces. Contact and Field Forces.
Section 4.2: Newton's First and Second Laws. Sample Problems. Gravitational Force and Weight.

Matthew was absent.

Section 3.3: Reference frames. Addition of vectors to find relative motion of bodies. Moving bodies in moving fluids- Sample problems-