Lakhmir Singh Science Class 9 Physics Part 1 (2026-27 For CBSE Board Exams) | As Per Latest NCERT & CBSE Syllabus | Complete Physics Study for School Exams | NCERT Book Questions & Answers, CBQ, Solved Board Papers & Exercises – Science Grade 9. Author: Lakhmir Singh and Manjit Kaur. This Book is a Part of a Series of Six Books Written to Provide Complete Coverage of the NCERT Science, Syllabus for Classes 9 and 10 prescribed by the Central Board of Education Secondary Education (CBSE). The Six Books in this Series are: Science for Ninth Class (Part-1) : PHYSICS, Science for Ninth Class (Part-2) : CHEMISTRY, Science for Ninth Class (Part-3) : BIOLOGY; Science for Tenth Class (Part-1) : Physics, Science for Tenth Class (Part-2) : CHEMISTRY, and Science for Tenth Class (Part-3) : BIOLOGY. The Most Important Feature of the Revised Editions of these Books is that a Large Variety of Solved and Unsolved Questions has been Included to Assess the Learning Abilities of the Students. The Main Aim of Bringing out this Series is to Make Science More Attractive, Interesting and Understandable to the Students. The Headings, Subheadings, and Definitions of Each Topics of this Book have been Marked Clearly to Help Students Locate the Various Topics Easily and Learn the Definitions Conveniently.