Science

Class-IX Science ll ch-10 ( Gravitation)

Ncert numericals (back excercise)

CLASS-IX SCIENCE II CH-10 (GRAVITATION)

Free Fall and acceleration due to gravity

Class ix science Ch 4 Rutherford’s model of an atom (part-2)

The Rutherford model was devised by the New Zealand-born physicist Ernest Rutherford to describe an atom. Rutherford directed the Geiger–Marsden experiment in 1909, which suggested,… View more.

Class ix science Ch 4 structure of the atom (part-1)

Atoms consist of three basic particles: protons, electrons, and neutrons. The nucleus (center) of the atom contains the protons (positively charged) and the neutrons (no… View more.

CLASS-IX SCIENCE II CH-10 ( GRAVITATION)

Universe Law Of Gravitation

Class ix science Ch 13 infectious diseases (part-3)

Infectious diseases are caused by pathogenic microorganisms, such as bacteria, viruses, parasites or fungi; the diseases can be spread, directly or indirectly, from one person… View more.

Class ix science Ch 13 infectious diseases(part-2)

Infectious diseases are caused by pathogenic microorganisms, such as bacteria, viruses, parasites or fungi; the diseases can be spread, directly or indirectly, from one person… View more.

Class-IX Science ll Ch-9 Force and laws Of Motion ll

Conceptual questions

Class-IX Science ll Ch-9 Force and Laws Of Motion Il

NCERT numerical questions based upon following Concepts: 1) Newton’s Laws Of Motion 2) Conservation Of Linear Momentum

Class-IX Science II ch-9 Force & Laws Of Motion II

Law of conservation of Linear Momentum

Class ix science Ch 2 Suspension and colloids (part-3)

Solution, Suspension and Colloid. The size of particles in a solution is usually less than 1 nm. Size of particles in a suspension is usually… View more.

Class ix science Ch 2 what is a solution? (part-2)

In chemistry, a solution is a special type of homogeneous mixture composed of two or more substances. In such a mixture, a solute is a… View more.

Class ix science Ch 2 Is matter around us Pure (part-1)

Matter can be broken down into two categories: pure substances and mixtures. Pure substances are further broken down into elements and compounds. Mixtures are physically… View more.

Class 9 Science Ch-9 Force and Laws of Motion

Impulse and Newton Third law of Motion

Class-IX Science llch-9 (Force & Laws of Motion)

Momentum & Newton’s Second Law of Motion

Class-IX Science ll ch-9 (Force and Laws of motion) ll

Inertia & Newton’s First Law of Motion

Class ix science Ch 5 cell organelles (part-4) contd.

In cell biology, an organelle is a specialized subunit, usually within a cell, that has a specific function.

Class ix science Ch 5 cell organelles (part-4)