Here on this page, we have share 9th Class Physics Chapter 1 Complete Notes in PDF. You can read online the chapter 1 of 9th Class Physics – Physical Quanitities and Measurements on this page. These notes include the Exercise MCQ’s, Short Questions Answers, Additional MCQ’s, Solved Numerical Problems and Solved Long Questions of Chapter 1 Only. You can also download these notes from the button given below.