This third volume of Foundation Physics is written for Form 3 students following the 8-4-4 curriculum and similar educational curricula. The book is well illustrated and written in simple language. It combines experimental approach with comprehensive notes. making it suitable both as a class textbook and as a reference material. 

The author, Joseph A. Rabari, is a physics teacher with many years of experience and has taught the subject with distinction at Ordinary and Advanced levels. He is formerly a physics examiner with KNEC, Head of Science Department at Maranda High School, Head of Physics Department at Moi Nairobi Girls School and currently a National Trainer in Physics.