A small object caring a charge of -5×10^-9c experiences a downward force of 10N when placed at certain point in an electric field. A. what is the electric intensity at that point. B. what would be the magnitude and direction of the force acting on an electron placed at that point. ( q= 1.6×10^-19)​

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples

Convection currents are caused by differences in what two things?

Which of the following compounds would be primarily ionic? methane, ch4, ammonia nh3, calcium chloride, cacl2, or carbon dioxide, co2