Water, Our Lifeline Dirty Water Water, Our Lifeline Causes of Water Scarcity Global Efforts What is Sewage? Components of Sewage Water Freshens Up – An Eventful Journey Activities Treatment of Polluted Water Wastewater Treatment Plant (WWTP) Stages: Fun Fact Be…
Forest Introduction Visit to a Forest The Forest Trail Observing Animals Learning About Trees Natural Growth of Forests Tree Structure Understanding Forest Layers Variations in Forests Observing Wildlife Forest Floor Importance of Trees Decomposers Nutrient Cycling Forests as Green Lungs…
Light Travels Along a Straight Line Observing Light Beams Light Travels Along a Straight Line Reflection of Light What is Reflection? Key Points from notes Right or Left! Observing Your Mirror Image Writing and Mirror Reflection Observations with Vehicle Side…
Symbols of Electric Components Fun with Circuits Symbols of Electric Components What is a Battery? Using Batteries in Devices Drawing Circuit Diagrams How Does a Bulb Work? Important Points Heating Effect of Electric Current Activities to Understand Heating Effect Heating…
Slow or Fast In Class VI, you learned about different types of motions: Slow or Fast Observations: Speed Understanding Speed: How to Compare Speeds: Calculating Speed: Uniform vs. Non-Uniform Motion: Key Points to Remember Conclusion Knowing the speed and type…
Modes of Reproduction Introduction Modes of Reproduction Types of Reproduction Asexual Reproduction Examples and Activities Advantages of Vegetative Propagation Conclusion Budding Fragmentation Spore Formation Sexual Reproduction in Plants Structure of a Flower Parts of Reproductive Organs Pollination Fertilization Fruits and…
Circulatory System All living things need food, water, and oxygen. They also need to get rid of waste. How does this happen? The heart and blood vessels, which make up the circulatory system, play a key role. 1. Blood 2.…
Why Do We Respire? Cellular Respiration Anaerobic Respiration Relieving Muscle Cramps Fun Fact Key Points Breathing What is Breathing? Breathing Rate Breathing and Energy Breathing Rate Changes Key Points How Do We Breathe? Mechanism of Breathing What do we breathe…
Physical Changes Every day, you see many changes around you. These changes can happen to one or more substances. In this chapter, we will do some activities to learn about these changes. There are two main types: physical and chemical…
Acids and Bases We use many everyday items like lemon, tamarind, salt, sugar, and vinegar. Do they all taste the same? Let’s explore their tastes! Tastes of Substances Acids and Bases Testing Acids and Bases: Indicators Special substances called indicators…
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