School Articles
Wave
Light, Refraction, and Human Vision
Trigonometry
A right-angled triangle has one 90° angle, with the sides classified as hypotenuse, base, and perpen...
Probability
Probability is the measure of the likelihood of an event occurring. The sample space (S) is the set...
Statistics
Statistics is the study of collecting, organizing, summarizing, and interpreting data. Data can be p...
Circle
Angles formed in a circle follow fixed relationships based on arcs and chords. A perpendicular from...
Construction
Parallelograms standing on the same base and lying between the same parallels have equal areas. A tr...
Heat
This chapter explains the concept of heat, the different modes of heat transfer, the relationship be...
Pressure
Descriptive note on Pressure, Pascal’s Law, Hydraulic Machines, and Upthrust.
Triangles and Quadrilaterals
Parallelograms on the same base and between the same parallel lines have equal area. A triangle is h...
Motion and Force
These notes explain how gravity works, how it causes weight and free fall, how acceleration due to g...
Nature and Environment
This chapter focuses on climate change, endangered plants and animals, biodiversity, conservation me...
Indices
Exponential equations are solved by making the bases equal on both sides; if bases are same, indices...