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Curricula A-Level Pearson Edexcel Physics5. Waves & Particle Nature of Light

5. Waves & Particle Nature of Light

1

Transverse & Longitudinal Waves

Transverse Waves

Longitudinal Waves

Representing Waves on Graphs

Properties of Waves

Core Practical 6: Investigating the Speed of Sound

The Wave Equation

2

Interference & Stationary Waves

Stationary Waves

Phase & Path Difference

Interference & Superposition of Waves

Wave Speed on a Stretched String

Core Practical 7: Investigating Stationary Waves

3

Refraction, Reflection & Polarisation

Equation for the Intensity of Radiation

Real & Virtual Images

Refraction & Refractive Index

The Lens Equation

Using Ray Diagrams

Thin Lenses in Combination

Plane Polarisation

Power of a Lens

Converging & Diverging Lenses

Total Internal Reflection

Measuring Refractive Index

4

Waves, Electrons & Photons

The Diffraction Grating Equation

The Wave Nature of Electrons

Energy of a Photon

Core Practical 8: Investigating Diffraction Gratings

Pulse-Echo Technique

Transmission & Reflection of Waves

Wave-Particle Duality

The de Broglie Equation

5

The Photoelectric Effect & Atomic Spectra

Atomic Line Spectra

The Photoelectric Equation

The Photoelectric Effect

The Particle Nature of EM Radiation

The Electronvolt