The ratio's of the distances covered by a freely falling particle released from rest, in the first, second,
nth second of its motion.
a) Do not form a well defined series
b) Form a arithmetic progression, 1:3:5:7................ (2n-1)
c) Form a series corresponding to the squares of the first n natural numbers, 1:4:9:16: ............ .n?
d) Form a series corresponding to the difference of the squares of successive natural numbers, 1:2:3:4:
............. n​