Consider the following questions regarding plane mirrors. (i.) Is the image formed by a plane mirror real or virtual How do you know? (ii.) Is the image formed by a plane mirror upright or inverted? How do you know? (iii.) What is the lateral magnification associated with a plane mirror? (iv.) What is true when an object is moved closer to a plane mirror? (i.e. What does/doesn't happen to the image height and image distance?)