4: A child's toy has a mass of 350 g and a volume of 0.0005 m. Determine if this toy will float, sink, or remain stationary when fully submerged in water? - 5) A 50 kg cube, with sides 10 cm long, rests on the ground. What is the pressure exerted by the cube on the ground. - 6) A 5.6 kg object is attached to the bottom of a spring with a spring constant of 660 N/m The other end of the spring is attached to the ceiling. A. Determine how far the spring is compressed or stretched by the weight of the mass. B. Determine how much more the spring is stretched or compressed when an additional 100 N of force is applied downward on the mass