1. The friction force is proportional to the surface area of the object in question. A.True B.False

2. Kinetic coefficient forces are less than the largest possible static friction force. A.True B.False

3. If it takes a force F to displace a spring from equilibrium a distance X, how much force will it take to displace the spring a distance 2X from equilibrium? A.F 2 B.2F C.F/2 D.Sqrt(F)

4. A spring is compressed from equilibrium. In which direction will F spr point? A.Towards equilibrium B.Away from equilibrium C.Towards displacement D.Opposite displacement

5. Your weight will change when moving in a horizontal circle at a constant speed. A.True B.False

6. Where will you weigh the most when moving at a constant speed in a vertical circular path? A.Top of circular path B.Bottom of Circular path C.Midway between top and bottom on the path D.Weight does not change!