A surface will be an equipotential surface if (there may be more than one correct choice).A. the electric field is zero at all points on it. B. the electric field is tangent to the surface at all points. C. the electric field is perpendicular to the surface at all points. a. Ab. A, Bc. A, Cd. C

More solar radiation is absorbed by earth’s surface than by

If the new moon happens on january 15th, what shape will it be on february 6th?

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.