10.6 Flashcards
1
Q
Rays
A
Narrow beams of light
2
Q
Concave
A
a lens that is curved outwards
3
Q
Convex
A
a lens that is curved inwards
4
Q
Focal point
A
where light rays ‘close in’ (converge) towards a point
5
Q
Lateral inversion
A
sideways reversal of images in a mirror