School Articles
Grade 9 Notes of Trigonometry|| Optional Mathematics
Trigonometry studies the relationships between angles and sides in right-angled triangles, defining...
Grade 9||Electricity|| Notes
From this chapter, we learn about electric current, potential difference, resistance, and electric p...
Grade 9||Wave|| Notes
From this chapter, we learn that waves transfer energy without transferring matter and play an impor...
Grade 9 Notes of Coordinate Geometry|| Optional Mathematics
Coordinate geometry represents points as (x, y) and uses algebraic equations to describe geometric l...
Grade 9 Notes of Matrices|| Optional Mathematics
Matrices are rectangular arrangements of numbers in rows and columns used to organize data and solve...
Grade 9 Notes of Concept of Limit|| Optional Mathematics
A function assigns exactly one output to each input, denoted as f(x), allowing direct computation li...
Grade 9 Notes of Algebra|| Optional Mathematics
Chapter 1 Algebra covers ordered pairs where order matters and equality requires matching first and...
Grade 9||Energy|| Notes
From this chapter, we learn about different sources and forms of energy, their uses, and their impor...
Grade 9||Simple Machine|| Notes
This chapter explains how simple machines make work easier by reducing effort or changing the direct...
Grade 9||Force and Motion|| Chapter Notes
From these notes, students learn the fundamental concepts of force and motion and how they are inter...
Grade 9||Nature and Environment|| Notes
This chapter helps us understand the close relationship between living organisms and their physical...
Grade9||Mushroom|| Notes
In this chapter, we will learn about mushrooms as a type of non-green, saprophytic fungus understand...