The corneaâs refractive power bends the light rays in such a way that they pass freely through the pupil the opening in the center of the iris through which light enters the eye. The iris works like a shutter in a camera. It has the ability to enlarge and shrink, depending on how much light is entering the eye.ight rays pass through a dense, transparent gel-like substance, called the vitreous that fills the globe of the eyeball and helps the eye hold its spherical shape. In a normal eye, the light rays come to a sharp focusing point on the retina. The retina functions much like the film in a camera.
There are 720 ways in which six things can be arranged. The number of ways that a set of things can be arranged is known as the number of permutations of that set. Each distinct arrangement is called a permutation.
11. If you have a standard deck of cards in how many different ways can you deal out a) 5 cards b) 10 cards c) 5 red cards d) 4 queens 12. If you have a standard deck of cards in how many different hands exists of a) 5 cards b) 10 cards c) 5 red cards d) 4 queens 13.How many ways can 12 volleyball teams members line up if the captain and assistant captain must be together? 14. The game of euchre uses only 24 cards from a standard deck.f you have a standard deck of cards in how many different ways can you deal out a) 5 cards b) 10 cards c) 5 red cards d) 4 queens 12. If you have a standard deck of cards in how many different hands exists of a) 5 cards b) 10 cards c) 5 red cards d) 4 queens 13.