In terms of the torque needed to rotate your leg as you run, would it be better to have a long calf and short thigh or vice versa? a) long calf, short thigh b) short calf, long thigh c) does not matter

What are the phases shown in a and d called?

Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending

Electric field of the earth. the earth has a net electric charge that causes a field at points near its surface equal to 150 n> c and directed in toward the center of the earth. (a) what magnitude and sign of charge would a 60-kg human have to acquire to overcome his or her weight by the force exerted by the earth’s electric field? (b) what would be the force of repulsion between two people each with the charge calculated in part (a) and separated by a distance of 100 m? is use of the earth’s electric field a feasible means of flight? why or why not?