Acannon is fired from the edge of a small clip the height of the clear is 80.0 at the cannonball inspired with a perfectly horizontal velocity of 80.0 m/s how far will the cannonball fly horizontally before it strikes the ground

3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?