A man's brain is approximately 0.33 m above his heart. If the density of human blood is 1.05 X 103 Kg/m3, determine the pressure required to circulate blood
between the heart and the brain.
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Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.