| Information | Vocabulary |
| What do we call the distance from the vertex to the focus of a curved mirror? | |
| If there isn’t much light, are our pupils large or small? | |
| Which part of the eye changes shape to focus light on the retina? | |
| Which part of the eye captures the image? | |
| Which part of the eye is responsible for controlling the size of the pupils? | |
| What covers the iris, pupil, and anterior chambers of the eye? | |
| What kind of image is seen in a plane or convex mirror? | |
| What is the name of the muscles that are attached to the eye which stretch it to adjust focus? | |
| What is the name of the imaginary line that connects the centre of curvature, focus and optical centre or vertex of a curved mirror? | |
| What word is used to describe something that shines by producing its own light? | |
| What do we call it when light bounces back off a surface? | |
| What word means when light bends as it goes through a different material? | |
| What do we call it when light rays are refracted from cold air through hot air to form a false image? | |
| What is the name given to the place where all light rays converge after passing through a convex lens? | |
| What do we call something that we can easily see through? | |
| Which part of the eye controls the amount of light entering the pupil? | |
| If there is a lot of light, are our pupils large or small? | |
| What is the point where the optical axis crosses a lens surface? | |
| What is a naturally occurring optical phenomenon in which light rays are bent to produce a displaced image of distant objects? | |
| What transmits visual images form the retina to the brain? | |
| What is the name of the light produced when an object absorbs and then emits light? | |
| What is the name of the angle between the reflected ray and the normal, in a ray diagram? | |
| A light produces from a material because of a high temperature. | |