A canna fires a shell with a muzzle speed of 600 m/s at 30° what is the cannons range and how high does the shell rise

Karen is running forward at a speed of 9 m/s. she tosses her sweaty headband backward at a speed of 20 m/s. the speed of the headband, to the nearest whole number relative to a stationary observer watching karen

To a of 4 x hz is 1. 0. mm nm nm

What is the kinetic energy of a baseball moving at a speed of 40 m/s if the baseball has mass of 0.15 kg?