This book presents in detail the sections "Collisions," "Mechanics of Rigid Bodies," and "Oscillations," which are included in the teaching/exam syllabus of Physics for the 3rd year of General High School in the Orientation Groups of Natural Sciences and Health Studies.

Each section contains:

• theory
• observations
• basic exercises with model solutions
• questions for answering, multiple-choice, and comprehension
• exercises and problems for solution
• review assessment criteria

Additionally, the book includes:

• answers and solutions to all questions, exercises, problems, and assessment criteria
• answers and solutions to all questions and exercises of the corresponding chapters of the school book.