¿ Cuánto tiempo le toma a una carga de 20 C pasar por una sección de un conductor para producir una corriente de 4 mA?

Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?

Arrange the images in order to show how lake-effect snow occurs.

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