Which statement below is NOT true about electric field lines?

A) They can start on + charges
B) They are perpendicular to the electric field at every point
C) They get closer together where the field is stronger
D) Field lines cannot cross
E) They can end on - charges

Abaseball is thrown from the outfield toward the catcher. when the ball reaches its highest point, which statement is true? (a)its velocity is not zero, but its acceleration is zero. (b) its velocity and its acceleration are both zero. (c) its velocity is perpendicular to its acceleration. (d) its acceleration depends on the angle at which the ball was thrown. (e) none of the above statements are true.