CBSE Class 3 Science – Water: A Precious Resource

Chapter Overview

Water is essential for all living beings. This chapter discusses the sources of water, its uses, and how we can save water for the future. Students will also learn about the water cycle and the importance of clean water.

Important Keywords

• Water Cycle: The continuous movement of water between the earth and the atmosphere.
• Evaporation: The process where water turns into vapor due to heat.
• Condensation: The cooling of water vapor to form clouds.
• Precipitation: Water falling from clouds as rain, snow, or hail.
• Groundwater: Water stored under the ground.
• Conservation: Saving and using water wisely.