Physics 20

Physics 20 Core Units

Unit I: The Physics of Everyday Things (15 hours)
1. Introduction to Physics
2. Discovering Physics
3. Measurement and Data Analysis

Unit II: Waves (15 hours)
1. Properties of Waves
   • Wave Terminology
   • Universal Wave Equation
   • Principle of Superposition
2. Wave Phenomena
   • Transmission, Reflection, and Refraction
   • Diffraction and other Wave Phenomena

Unit III: Light (25 hours)
1. Characteristics of Light
   • Sources and Transmission of Light
   • The Speed of Light
2. Reflection
   • Laws of Reflection
   • Plane Mirrors
   • Curved Mirrors
3. Refraction
   • Snell's Law
   • Total Internal Reflection

Unit IV: Heat (15 hours)
1. Heat and Temperature
2. Specific Heat Capacity and Latent Heat
3. Thermodynamics

Physics 20 Optional Units

(Select one of the following Optional Units.)

Unit V: Sound
1. Applications
   • The Human Ear
   • Other Applications
2. Transmission of Sound
   • Production of Sound
   • Speed of Sound
3. Characteristics of Sound
   • Intensity
   • Pitch
   • The Doppler Effect
   • Harmonics, Resonance, and Interference

Unit VI: Optics
1. Applications
   • Human Vision
   • Other Applications
2. Lenses
3. Physical Optics
   • Important Phenomena
   • Electromagnetic Radiation
   • Colour