Which of the following is TRUE of a body in equilibrium. I. The sum of the forces in one direction is equal to the sum of the forces in the opposite direction II. The sum of the clockwise forces is equal to the sum of the anticlockwise forces III. The sum of the clockwise moments is equal to the sum of the anticlockwise moments a) I only b) II only c) I and III only d) I, II and III

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?