Class 9 | Science 1. Introduction to Matter: 2. Characteristics of Particles in Matter: 3. Change…
Tag: surrounding
System and surrounding
Define system. What is surrounding? How is the system classified based on the nature of boundary?…
Class 9 | Science 1. Introduction to Matter: 2. Characteristics of Particles in Matter: 3. Change…
Define system. What is surrounding? How is the system classified based on the nature of boundary?…