## College Physics (4th Edition)

The average speed of blood in the aorta is $0.28~m/s$
We can find the average speed of blood in the aorta: $A~v = \frac{V}{t}$ $v = \frac{V}{A~t}$ $v = \frac{8.5\times 10^{-5}~m^3}{(3.0\times 10^{-4}~m^2)(1.0~s)}$ $v = 0.28~m/s$ The average speed of blood in the aorta is $0.28~m/s$.