A motorcyclist travelling at 45m/s overcomes an air resistance of 200N what is the power of the engine

An object thrown vertically upward from the surface of a celestial body at a velocity of 36 m/s reaches a height of sequalsminus0.9tsquaredplus36t meters in t seconds. a. determine the velocity v of the object after t seconds. b. when does the object reach its highest point? c. what is the height of the object at the highest point? d. when does the object strike the ground? e. with what velocity does the object strike the ground? f. on what intervals is the speed increasing?

What properties of a moving object are used in determining the object's energy of motion

Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?