A horse would be able to run faster if most of the mass in its legs were concentrated
a. in the upper part, nearer the horse's body.
b. halfway up its legs.
c. toward its feet.
d. uniformly all along its legs. E. none of the above
The correct answer to this question is (a.) in the upper part, nearer the horse's body. A horse would be able to run faster if most of the mass (horse's mass) in its legs were concentrated in the upper part where its is nearer to the horse's body.