The cooling effect is caused by the evaporation of water that seeps through the porous surface of the earthen pot. NCERT Book Curiosity Science Class 6 Class 6 Science NCERT Chapter 8
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While sand is commonly used, other materials like clay or charcoal could potentially provide better cooling effects in the pot-in-pot cooler. NCERT Book Curiosity Science Class 6 Chapter 8 A Journey through States on Water
The freshness can be influenced by factors such as temperature, humidity, and how often water is added to keep the sand moist. Chapter 8 A Journey through States on Water NCERT Science Textbook Curiosity Science Session 2024-2025.
Observe the freshness of the vegetables and fruits daily for a week to see how well the cooler maintains their freshness. Chapter 8 A Journey through States on Water Class VI NCERT Book Curiosity Science
You should allow the mini pot-in-pot cooler to cool down for 4-5 hours, though this time can vary based on different conditions. NCERT Book Curiosity Science Class 6 Class 6 Science NCERT Chapter 8
Your hands feel cool when you rub sanitizer on them because the alcohol in the sanitizer evaporates quickly, causing a cooling effect. Chapter 8 A Journey through States on Water NCERT Science Textbook Curiosity Science Session 2024-2025.
Sprinkling water on the floor or roof during summer is another example, as the water evaporates and cools the surface. Class 6 Science NCERT Chapter 8 Chapter 8 A Journey through States on Water Class VI NCERT Book Curiosity Science