Deep ocean currents and convection currents in the asthenosphere is .

If the force on an object is in the negative direction, the work it does on the object must be [2 points a) negative. b) positive c) the work could be either positive or negative, depending on the direction the object moves

Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k

Select the correct answer. what does the process of natural selection involve?