1.Write the term paper on Relationship Between Speed and Safety in Geometric Design of Highways.
2.A light spring of a constant k=90.0 N/m is attached vertically to atable. A 2.00g balloon is filled with helium (density 0.180 kg/m^3)to a volume of 5.00m^3 and is then connected to the spring, causingit to stretch. Determine the extension distance L when the balloonis in equilibrium.