Simulation: Create a line spectra using different models of the atom!
Lesson & Practice: Bohr's Atomic Model (CK-12)
Lesson & Practice: Atomic spectra (Khan Academy)
Video: The Bohr Model of the Atom
Video: How do LEDs work?
Practice: Make your own quiz! Be sure "Light Conversions Equation" ONLY in Type of Problems is checked. (Chemquiz.net)
Lesson & Practice: Wavelength and Frequency (Pearson)
Practice: Calculating wave speed, frequency, and wavelength (Khan Academy)
Video: 9.C Frequency and Wavelength Notes
Video: 9.C Light Waves (Frequency, Wavelength, and Energy) Notes
Lesson & Practice: Quantum Mechanical Atomic Model (CK-12)
Simulation: Build an atom and an electron configuration.
Practice: Click "Energy Ladder" in the upper right corner for practice with orbital diagrams.
Practice: Make your own electron configuration quiz! (ChemQuiz.net)
Video: 9.D&E Contributions to Quantum Theory Notes
Google Slides: 9.D&E Notes
Video: Quantum Mechanical Model of the Atom
Video: How to Write Electron Configurations