Class 9 Text Book Solutions

Table of contents Page No. 102 Q1. State the universal law of gravitation.Ans: According to Newton’s universal law of gravitation, everybody in this universe attracts every other body with […]

Table of contents Page No. 115 Q1. A force of 7 N acts on an object. The displacement is, say 8 m, in the direction of […]

Table of contents Page No. 129 Q1. How does the sound produced by a vibrating object in a medium reach your ear?Ans: When the object vibrates, it […]

Table of contents Page No. 141 Q1: What do we get from cereals, pulses, fruits, and vegetables? Ans: The things we get from cereals, pulses, fruits, and […]

Table of contents Page No. 39 Q1. What are canal rays?Ans: Canal rays are a type of positively charged radiation discovered by E. Goldstein in 1886. They are […]

Table of contents Page No. 15 Q1. What is meant by a substance?Ans: A pure substance is one that is made up of only one kind of […]

Table of contents Page No. 3 Q1. Which of the following are matter?Chair, air, love, smell, hate, almonds, thought, cold, lemon water, the smell of perfume.Ans: The […]