The given diagram shows a hill with four labelled positions W, X, Y and Z. When a ball is rolled down the hill, then from which position will it finish rolling with the greatest speed?
(A) Position W
(B) Position X
(C) Position Y
(D) Position Z
The given diagram shows a hill with four labelled positions W, X, Y and Z. When a ball is rolled down the hill, then from which position will it finish rolling with the greatest speed?
(A) Position W
(B) Position X
(C) Position Y
(D) Position Z