Class 2 Evs - CBSE
Air
The chapter 'Air' introduces Class 2 CBSE students to the invisible yet vital substance that surrounds our Earth. Students learn that air is all around us, we cannot see it but we can feel it when it moves, and all living things need air to breathe and survive. The chapter also covers the uses of air, such as filling balloons, helping kites fly, and drying clothes. Understanding this chapter is important for CBSE board exams as it forms the foundation of environmental science, frequently appearing in multiple-choice questions, fill-in-the-blanks, and short answer sections worth around 3 to 5 marks.
Start Learning FreeKey Concepts
Air is Everywhere
Air surrounds us on all sides, even inside empty-looking boxes and bottles.
We Cannot See Air
Air has no color or shape, so our eyes cannot see it, but we can feel it when the wind blows.
Air is Needed for Breathing
All humans, animals, and plants need air to breathe and stay alive.
Moving Air is Wind
Gentle moving air is called a breeze, and fast, strong moving air is called wind.
Uses of Air
Air is used to fill balloons, run windmills, help birds fly, and dry wet clothes.
Important Formulas
Board Exam Info
This chapter typically carries 3 to 5 marks in Class 2 EVS assessments. Common question types include fill-in-the-blanks, true or false, naming the uses of air, and short answer questions about why we need air.
Frequently Asked Questions
Can we see air?
No, we cannot see air because it has no color, but we can feel it when it moves.
What do we call moving air?
Moving air is called wind.
Why do we need air?
We need air to breathe, live, and fill things like balloons and bicycle tyres.
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