A 25.0kg cannonball is ascending after being launched. Neglect drag, How many forces are acting on the cannonball?
1
What is the magnitude of the net force on the cannonball?
unit
What is the magnitude of the cannonball's acceleration?
unit
Describe the cannonball's speed at this time:

22. the top of a cliff is located a distance h above the ground. at a distance h/2 there is a branch that juts out from the side of the cliff, and on this branch a bird's nest is located. two children throw stones at the nest with the same initial speed, one stone straight downward from the top of the cliff and the other stone straight upward from the ground. in the absence of air resistance, which stone hits the nest in the least amount of time?