MATTER IN OUR SURROUNDINGS

Introduction of matter The content includes the introduction of matter and their origin. Moreover, which are the things that can represent as matter and howit is formedandobtained. Including, the different forms of matter that exist on the planet andtheir classifications. Composition of Air The content includes the composition of air in the atmosphere, before andafterthe advent of human beings with their percentage. Interconversion of States of Matter The content includes the Interconversion of states of matter and howtheycanbe change from one state to other and their processes.