(a)[1]
State what the line labelled Y is called.
(b)[1]
State the name of the points marked F.
(c)[1]
On Fig. 6.1, draw the ray’s path after it leaves the lens and travels to the image.
(d)[2]
On Fig. 6.1, find the tip of the image. Draw another ray from point O, through the lens and to the tip of the image.
(e)[1]
State one further characteristic of the image.