مذكرة الدرس الثاني Quantum Theory and the Atom من وحدة Electrons in Atoms منهج انسباير Inspire
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و تتضمن العناوين التالية :
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Page 2
· A Particle Model of Waves
· Electromagnetic Radiation from Hot Objects
· Range of Wavelengths
· Color and Temperature
· Total Emitted Energy
· A New Model Based on Packets of Energy
Page 3
· Emission Spectra for Three Different Temperatures
Page 4
· Classical Theory (Electromagnetic Wave Theory)
· Experimental Observations
· Planck&039;s Explanation of the Emission Spectrum
· Energy of Vibration
Page 5
· Changes in Vibrations
Page 6
· Gamma Rays vs.
Radio Waves (Particle-like vs.
Wave-like behavior)
Page 7
· The Photoelectric Effect
· What the Photocell Demonstrates
· How It Works
· Threshold Frequency
Page 9
· Current vs Intensity (Frequency ≥ Threshold Frequency)
· Current vs Intensity (Frequency < Threshold Frequency)
· Current vs Frequency (Constant Intensity)
Page 10
· Definition of the Electron Volt
· Planck and Einstein
Page 11
· Kinetic Energy of the Ejected Electron (Photoelectric Effect)
Page 12
· Threshold Frequency
· Work Function
· Photon Energy
Page 13
· Very Important for Exam (KE vs Frequency Graph)
Page 14
· Note (Zero current at stopping potential)
· Note (Which metal emits?)
· Photoelectron Kinetic Energy from Stopping Potential
Page 16
· How the Camera Uses the Photoelectric Effect
Page 17
· Einstein&039;s Photon Theory
· Properties of a Photon
· Compton&039;s Experiment (1922)
Page 18
· Conservation of Energy and Momentum
Page 19
· Matter Waves (de Broglie Waves)
· Kinetic Energy of a Moving Particle
Page 21
· Example: Electron de Broglie wavelength calculation
Page 22
· Location and Momentum
· Determining the Position of a Particle
Page 23
· The Role of the Compton Effect
· Heisenberg Uncertainty Principle
· Why This Happens
Page 24-25
· Check Your Understanding (Multiple Choice Questions)
Page 30-31
· Note (Two photons of different frequencies on same metal)
Page 42
· The Compton Effect comparison table
Page 44
· Practice Problems
Page 49
· Review Questions (Multiple Choice)
