2.  The metric system – units, prefixes  Unit conversions  Algebra and trigonometry  Orders of magnitude

3.  Displacement  Velocity  Acceleration  Vectors and scalars  Average vs. instantaneous  Free fall  Projectile Motion  Graphs of motion

4.  Forces  Newton’s Laws  Inertia  Weight  Friction  Free Body Diagrams  Net Force  1 st Condition for Equilibrium

5.  Uniform circular motion  Centripetal force and acceleration  Newton’s Law of Universal Gravitation  Gravitational Field  Kepler’s Laws

6.  Work  Energy  Kinetic Energy  Potential Energy  Mechanical Energy  Conservation of Energy  Conservative vs. nonconservative forces  Power

7.  Momentum  Impulse  Conservation of momentum  Collisions › Elastic › Inelastic › Perfectly Inelastic › Explosions

8.  Rotational Kinematics  Rotational Dynamics  Moment of Inertia  Torque  Angular Momentum  Conservation of Angular Momentum  2 nd Condition for Equilibrium