How do you best determine whether j/m2 and m*s2/n are equivalent units?
compare the written form of the units to see if they look the same.
notice that one unit contains joules and other newtons.
determine if the formula that each unit came from are the same.
express them both in terms of si base units.

Aferris wheel is a vertical, circular amusement ride with radius 9 m. riders sit on seats that swivel to remain horizontal. the ferris wheel rotates at a constant rate, going around once in 9 s. consider a rider whose mass is 56 kg. at the bottom of the ride, what is the perpendicular component of the rate of change of the rider's momentum? at the bottom of the ride, what is the vector force exerted by the seat on the rider?

An uplifted block of rock between two normal faults

Astone is dropped from a cliff and falls 9.44 meters. what is the speed of the stone when it reaches the ground? a. 13.6 m/sec b. 1.39 m/sec c. 185 m/sec d. 9.80 m/sec