Every minute, about 700 cm3 of blood is pumped from a human’sheart to their brain. The mass density of blood is quite close tothat of water, 1.00 g/cm3 or 1000 kg/m3.
(a) [4] What mass of blood is pumped to the brain eachminute?(b) [3] Consider the mass of blood pumped to the brain in 1 minute.If someone’s brain is 48
cm above their heart, what is the increase in gravitationalpotential energy of that much
blood?(c) [2] How much work did the heart have to do on that blood to getit to the brain?
Every minute, about 700 cm3 of blood is pumped from a human’s heart to their brain. The mass density of blood is quite c
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