Part

 1 I | upside-down. The water flows at M into the buckets of the
 2 II|       we suspend to a cord. Let M be such a weight, of a spherical
 3 II|        If now I draw the weight M on one side towards A, it
 4 II|  towards A, it moves in the arc M a, the end of which, a,
 5 II|        bring back the weight to M, the lowest point which
 6 II|       of gravity and returns to M, arrives there with a certain
 7 II|      remains quietly hanging at M as it did before, but swings
 8 II|       before, but swings beyond M towards b, where its motion
 9 II|       the same way back through M towards a, and so on, until
10 II|         when it comes from a to M, and does not stop there,
11 II|    velocity of the moving mass, M, is thus capable of raising
12 II|       no velocity; at the point M it has fallen as far as
13 II|       the weight goes from a to m the work of the raised weight
14 II|         the weight goes further m to b the vis viva is changed