a .42 kg soccer ball is initially moving at 2 m/s. A soccer player kicks the, exerting a constant 40 N force in the same direction as the balls motion. Over what must her foot be in with the ball to increase the balls speed to 6 m/s

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents

Which changes would result in a decrease in the gravitational force btween two objects? check all that apply

Asmall grinding wheel has a moment of inertia of 4.0×10−5 kg⋅m2 . what net torque must be applied to the wheel for its angular acceleration to be 150 rad/s2 ?