Problem 14: Justin is driving his 1500-kg Camaro through a horizontal curve on a level roadway at a speed of 23 m/s. The
turning radius of the curve is 65 m. Determine the minimum value of the coefficient of friction which would be
required to keep Justin's car on the curve.

Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.

What is the measurement of how fast an object moves relative to a reference point?

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?