In the absence of friction, if a force acting on a moving object stops acting, the object will

Discuss how the hardness or softness of the landing surface is related to the time required to stop the egg

What are the north and south poles of a solenoid change with?

On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2.