Water

This topic discusses water and highlights its importance for all living things. We will learn about the different sources of water. It also briefs on the three states in which water exists in nature.

This topic discusses the importance of water for all living beings. It highlights the uses of water for various purposes. It also covers methods to prevent water pollution and explains how to save water for the future.

This topic discusses the sources of water using a crossword puzzle to have a fun-filled learning experience. It is followed by an activity where the students are allowed to discusses the sources of water in their house and how it is stored.

This topic discusses the water cycle in nature. Water in the form of vapour goes into air by evaporation and form clouds, and then falls back to the ground as rain, hail or snow.

In this topic, we will discuss water as a compound. It gives the basic definition of a compound. It identifies water as a chemical compound and discusses the properties of water as a compound.

This topic briefs the physical properties of water, including its melting point and boiling point. It also mentions the density of water with its unit. We will study the appearance like color, temperature, taste and odor of the water.

This topic discusses the anomalous expansion of water. It explains the anomalous behaviour of water using coefficient of thermal expansion. It also explains the volume and density of water versus temperature.

This topic explains the basic definition of a solvent. It discusses how water has the ability to dissolve more substances than any other liquid. It also discusses the polarity and amphoteric properties of water.

In this topic, we will discuss the capacity of water to dissolve substances. It explains the polarity and the amphoteric property of water. It also states water as a universal solvent.

In this topic, we will learn about the solutions, suspensions and the colloidal solutions. It explains the different types of solutions and their examples. We will also study the properties of suspensions.

In this topic, we will discuss the chemical properties of water. We will discuss its amphoteric nature such as acidic and basic. We will also study about the redox and hydrolysis reaction in brief.

In this topic, we will study the hard and soft water. We will talk about the definitions of both these terms. It discusses what are the various causes of hardness of water along with its classifications.

In this topic, we will learn about water pollution. It discusses the causes, pollutants and effects of water pollution. It also covers international standards for drinking water.

This topic discusses the effects of water scarcity. It explains that plants need water from the soil to prepare their food. With the depletion of the water table, there will be no water for the plants which will lead to the end of life on earth.

In this topic, we will learn about water management. Water is essential for our daily life. Water is used for many purposes, and thus much of the water is wasted every day. There are many methods to save water from getting wasted.