A cannonball is launched horizontally from the top of a 128 m cliff and lands 132 m from the base of the cliff.
Determine the original speed (in m/s) of the cannonball.

Acup of coffee sits on the dashboard of an automobile. the car goes around a sharp curve. even though you hold the cup still, coffee still splashes out. this can best be explained due to a) density. b) friction. c) gravity. d) inertia.

Which notation is used to represent an alpha particle? a. b. c. d.

A100 kg running back runs at 5m/s into a stationary linebacker. it takes 0.5 for the running back to be completely stopped