The direction and length of a straight line from the starting point to the ending point of an object's motion

Asmall 12.00g plastic ball is suspended by a string in a uniform, horizontal electric field with a magnitude of 10^3 n/c. if the ball is in equilibrium when the string makes a 30 ° angle with the vertical, what is the net charge on the ball?

Define the terms moral development and moral reasoning.

Asimple electrochemical cell contains two electrodes? t or f