22-11-2020
Earth's atmosphere is composed of air. Air is a mixture of gases like nitrogen, oxygen with traces of water vapor, carbon dioxide, argon, and various other components. The students of Grade 4 are learning about various characteristics of air such as it has weight, occupies space, can be compressed, has the ability to move things, rises up when heated, and settles down upon cooling. The young and dynamic Presidians did captivating experiments to explore the properties of air. The hands-on activities helped the students to grasp the concept better. Students confounded their learning by quoting extended ideas to keep the fun going.