Class 10 Science Notes

Acids, Bases And Salts

Introduction ‘Sour’ and ‘Bitter’ taste of food is due to acids and bases. If someone has acidity you give them basic solution such as a...

Metals And Non-Metals

Difference between Metals and Non-Metals Substances can be categorized by comparing their physical and chemical properties. Anodizing -...

Carbon And Its Compounds

Chemical substances containing carbon are referred to as carbon compounds. Carbon is a versatile element that forms the basis for all...

Periodic Classification of Elements

At presently, 118 elements are known to us. Out of these 118, only 94 are naturally occurring. All these have different properties....

Control and Coordination

Introduction Animals and Plants show movement with change in environment. Any change in our environment is associated with movement that...

Reproduction

Why do organisms reproduce? Reproduction is not an essential life process but yet all animals and plants reproduce and spend their energy...

Heredity and Evolution

Introduction Genetics deal with study of Hereditary and Variation. The transmission of traits/character from one generation to next...

Light – Reflection and Refraction

What is Light? We are able to see the objects when light is reflected back from them. Therefore, light is a form of energy that allows us...

The Human Eye and the colourful World

The Human Eye The human eye uses light and enables us to see objects around us. The human eye is one of the most valuable and sensitive...

Electricity

What is an Charge? Charge is a fundamental particle in an atom. It may be positive or negative. Like charges repel each other and unlike...

Magnetic Effect of Electric Current

Introduction What is a Magnet? Magnet is defined as a material that can produce its own magnetic field. There are three types of magnets:...

Sources of Energy

“There is enough on Earth for everybody’s needs, but not enough for everybody’s greed”. – Mahatma Gandhi. What is Energy? Energy is the...

Our Environment

“Taking care of the Environment is not an obligation. Our Environment is our Life” - Sadhguru Introduction Environment refers to the...

Sustainable Management of Natural Resources

Introduction Natural resources are substances obtained from the planet that are used to sustain life and provide for human needs. A...

Chemical Reactions and Equation

Introduction We can say a chemical reaction has taken places if we observe- • ︎ Change in state • ︎ Change in color • ︎ Evolution of a...

Life Processes

What are Life Processes? Movements over very small scale are invisible to us. Molecular activity that takes place in our body cannot be...

For Aspiring Generalists