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Class 9 - Science Notes
Browse 15 articles in this category. Choose a title below, or explore the related categories for more reading.
Is Matter Around Us Pure?
CBSE Class 9 Science notes cover pure substances, homogeneous mixtures, and the distinction between the two.
13 min read →Atoms and Molecules
Laws of Chemical Combination Antoine L. Lavoisier laid the foundation of chemical sciences by establishing two important Laws of Chemical Combinations, which are: (i) Law of Conservation of Mass (ii)Law of Constant…
10 min read →Structure of Atoms
CBSE Class 9 Science notes cover atomic structure, charged particles, and neutrons, revealing the building blocks of matter.
10 min read →Tissues
CBSE Class 9 Science notes cover types of tissues, their functions, and differences between plant and animal tissues.
16 min read →Diversity in Living Organisms
CBSE Class 9 Science notes cover Five Kingdom Classification, cell structure, and diversity in living organisms.
12 min read →Fundamental Unit of Life
CBSE Class 9 Science notes cover cell structure, staining techniques, and the cell theory, explaining the fundamental unit of life.
16 min read →Motion
CBSE Class 9 Science notes cover speed, acceleration, and distance, helping you grasp the fundamental principles of motion that govern
14 min read →Force and Laws of Motion
Invisible rules governing pushes, pulls, and sudden halts with our CBSE Class 9 Science notes on Force and Laws of Motion.
16 min read →Gravitation
Class 9 Science students learn that gravitational force is a long-range force that attracts objects with masses.
9 min read →Work and Energy
In physics, work is defined as the transfer of energy when a force moves an object over a distance, governed by the Scientific Definition of Work.
6 min read →Sound
Sound is a form of energy that produces hearing sensation through vibration of objects.
12 min read →Why do we fall ill?
CBSE Class 9 Science notes cover why diseases are diagnosed with symptoms and signs, and how they can be classified as acute or chronic.
17 min read →Natural Resources
CBSE Class 9 Science notes cover natural resources, air, water, and their importance for life on Earth.
9 min read →Improvement in Food Resources
CBSE Class 9 Science notes cover Green Revolution, White Revolution, and various food sources like cereals, pulses, oilseeds, vegetables, spices.
9 min read →Matter in Our Surroundings
CBSE Class 9 Science notes cover mass, volume, and the properties of solids, liquids, and gases.
15 min read →Related categories
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