W.) A 1400-kgkg sports car (including the driver) crosses the rounded top of a hill (radiusradius = 88.0 mm ) at 16.0 m/sm/s . Determine the normal force exerted by the road on the car. FNcar=_______number?__________ ______units?___________ Determine the normal force exerted by the car on the 75.0-kgkg driver. FNdriver=_____number?__________ ______units?_______ Determine the car speed at which the normal force on the driver equals zero. V=______number?_________ ____units?__________

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Density of Solids

The density of a substance refers to how much matter is present in a given amount of space. It is expressed as the ratio of the mass of the substance to its volume.