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Modern Physics
Explore the revolutionary discoveries of 20th-century physics that changed our understanding of space, time, matter, and energy at fundamental scales.
Key Concepts
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Quantum Mechanics
Wave-particle duality, quantization, and uncertainty principle
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Special Relativity
Time dilation, length contraction, and mass-energy equivalence
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Photoelectric Effect
Photons, work function, and particle nature of light
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Atomic Structure
Bohr model, energy levels, and spectral emission
Interactive Simulations
Photoelectric Effect
MediumDemonstrate how light ejects electrons from metal surfaces, proving the particle nature of light
Quantum MechanicsPhotonsWork Function
Explore Simulation →Bohr Model
MediumVisualize electron orbits and energy levels in the hydrogen atom
Atomic PhysicsEnergy LevelsSpectral Lines
Explore Simulation →Time Dilation
AdvancedExplore how time passes differently for observers in relative motion
Special RelativityLorentz FactorTwin Paradox
Explore Simulation →Wave-Particle Duality
EasyDemonstrate the dual wave and particle nature of matter and light
Quantum Mechanicsde BroglieUncertainty