Materials

With the aid of examples and oral questions in this chapter, we will learn the process of getting wool and silk, and the process involved in making fibre to fabric or yarn. It also discusses the keywords with exercises.

This chapter describes a chemical substance and its classification. It explains the chemical symbols of the elements along with the atomicity, chemical equation and reaction. We will also study the chemical changes with the help of examples.

In this chapter, we will study the acidic and basic substances with their properties, types and uses. It briefs on indicators and pH along with detail on salts and their properties. We will also learn the neutralization reactions in everyday life.

This unit from NEW-SCIENCE-In-Everyday-Life has 4 chapters to practice on Materials