CollegeAnarchy

CollegeAnarchy t1_ja6a1ay wrote

Here is a link to an explanation:

https://www.quora.com/Why-is-air-resistance-roughly-proportional-to-the-cube-of-speed

I understand that link is for air, but the concept Is true for any “fluid”. For all purposes of farm equipment, the soil is a fluid because it flows around the implement.

Actually, a lot of solids can be modeled as fluids when in small pieces. Fluidizing flour, sugar, and sand is how it handled on an industrial scale.

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