All answers require full explanations in complete sentences. In the figure below the horizontal line is called the principal axis and it runs through the center of the lens. The vertical line represents the central plane of the lens. A number of light rays, all parallel to the principal axis, are shown coming into the lens. What happens to one of these rays as it goes through the lens is also shown by the dashed line. Draw the paths of the other rays and explain why they look as you have drawn them. Suppose we put a light source as shown by the vertical arrow at the left, what can you say about the image you would see looking at this source through the lens? Be as specific and complete as you can