Windmills can be used to run flour mills, pull up water from a well, or generate electricity. Class 6 Science NCERT Chapter 11 NCERT Science Textbook Curiosity Science Session 2024-2025.
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A windmill is a machine that uses the wind to rotate its wings. This rotation can be used to perform various tasks, such as running flour mills, pulling up water, or generating electricity. Chapter 11 Nature’s Treasures Session 2024-2025.
When you move the firki back and forth, it rotates due to the wind or air movement. Chapter 11 Nature’s Treasures Class VI NCERT Book Curiosity Science
When you run with the firki in your hand or blow air on it, the firki rotates. This rotation is caused by the wind. Class 6 Science NCERT Chapter 11 Chapter 11 Nature’s Treasures
Percentage is the number of parts in 100. In the composition of air, nitrogen occupies 78%, oxygen 21%, and other gases 1%. NCERT Textbook Curiosity Science Class 6 Chapter 11 Nature’s Treasures
Argon, carbon dioxide, and other gases together make up 1% of the air. Chapter 11 Nature’s Treasures NCERT Science book Curiosity Science Session 2024-2025.
Oxygen makes up 21% of the air, meaning that out of every 100 parts, 21 parts are oxygen. Chapter 11 Nature’s Treasures NCERT Science Textbook Curiosity Science Session 2024-2025.
Other gases present in the air include argon, carbon dioxide, and trace amounts of other gases. Class 6 Science NCERT Chapter 11 Chapter 11 Nature’s Treasures
The most abundant gas in the air is nitrogen, which makes up 78% of the air. Class 6 Science NCERT Chapter 11 Chapter 11 Nature’s Treasures
Ajji explains that taking deep breaths allows more fresh air to enter the lungs, which improves overall health. Class 6 Science NCERT Chapter 11 NCERT Textbook Curiosity Science Class 6