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Winnowing Video Lecture | Science Olympiad Class 6
FAQs on Winnowing Video Lecture - Science Olympiad Class 6
| 1. What is winnowing? |  |
Ans. Winnowing is a process used to separate the lighter components from the heavier ones, typically done by allowing air to blow away the lighter materials while the heavier ones remain.
| 2. What is the purpose of winnowing? | |
Ans. The purpose of winnowing is to remove unwanted impurities or foreign materials from a mixture, such as separating chaff from grains or removing dust and dirt from harvested crops.
| 3. How is winnowing done? | |
Ans. Winnowing is done by tossing the mixture into the air, allowing the wind to blow away the lighter components. The heavier components fall back down, resulting in the separation of materials.
| 4. What are some examples of winnowing? | |
Ans. Some examples of winnowing include separating husks from grains, removing weed seeds from harvested crops, or even separating smaller debris from larger particles in industrial processes.
| 5. What are the advantages of winnowing? | |
Ans. The advantages of winnowing include the ability to remove unwanted materials efficiently, saving time and effort. It is also a simple and cost-effective method that does not require complex machinery.
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Video Description: Winnowing for Class 6 2025 is part of Science Olympiad Class 6 preparation.
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