| Exercise 3.1: Calculating Frequency, Wavelength and Energy of Light | 37 KB |
| Exercise 3.1: Calculating Frequency, Wavelength and Energy of Light (Answers) | 79 KB |
| Exercise 3.2: Photoelectric Effect | 8 KB |
| Exercise 3.2: Photoelectric Effect (Answers) | 113 KB |
| Exercise 3.3: Calculations Based on Bohr's Model of the Atom | 13 KB |
| Exercise 3.3: Calculations Based on Bohr's Model of the Atom (Answers) | 131 KB |
| Practice Test Questions 3: Light and the Atom | 23 KB |
| Practice Test Questions 3: Light and the Atom (Answers) | 395 KB |