# Year 12 Mechanics (NCEA Level 2)

### Introduction to Motion

What is motion and what causes it?

Translational, Rotational, and Combined Motion (examples)

**Kinematic Equations **

Kinematic Equation Derivation (part 1)

Kinematic Equation Derivation (part 2)

Problem solving process for physics 01

### Vectors

Adding and Subtracting Vectors

### Projectile Motion

Vertical Projectile Motion (part 1)

Vertical Projectile Motion (part 2)

Horizontal Projectile Motion (part 1)

Horizontal Projectile Motion (part 2)

Horizontal Projectile Motion (part 3)

### Circular motion

Circular motion (introduction and overview)

Circular motion and constant speed while accelerating

Centrifugal versus Centripetal (force)

Showing the direction of acceleration for circular motion (mathematical proof)

Why don’t we get thrown off the earth?

### Momentum

Momentum and Simple Change in Momentum

Change in momentum (impulse) in 2-dimensions (pre-iPad example)

### Torque and Equilibrium

Equilibrium (Newton’s first law applied)

### Energy

Introduction (including some equations)

Energy calculations 01 (weight, spring constant, energy stored in a spring)

Energy calculations 02 (mechanical power)

Elastic vs Inelastic (collisions)

Power, Work, and Force (worked example)