As part of a lubricating system for heavy machinery, oil of density 850kg/m^3 is pumped through a cylindrical pipe of radius 8cm at a rate of 9.5L per second.
what is the speed of the oil?

what is the mass of flow rate?

32: from largest to smallest, this hierarchy includes eons, eras, periods, epochs, and ages.

33: answer is c

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answer:   you might love summer weather, but you don’t want it to feel like the sun is inside your car. but a hot car that just won’t seem to cool down might be a bigger of a problem than you think. your car relies on being at the right temperature.

explanation:

measure their densities same density, same sub