a man fastened a 20 kg weight to one end of a 10-foot pole. He then held the pole vertically with one end in the palm of his hand to see how easily the pole stayed balanced in the vertical position. Then he tried the other end of the pole in a similar fashion. which end of the pole was in his hand when the pole remained more stable in the vertical position?
a. both ends of the pole keep the pole stable.
b. the pole end with the weight
c. the pole end without the weight
d. more information needed