What parts of the eye are transparent and refract light? * 10 points
A. Retina and optic Nerve
B. Iris and pupil
C. Cornea and Lens
D. Lens and Optic Nerve

C. Cornea and Lens
Explanation:

Cornea This is the front part of the tough outer coat that is transparent. It refracts light (bends it as it enters the eyes to ensure it is in the right place).
Lens A transparent, biconvex, flexible disc behind the iris. Focuses the light onto the retina ( the light sensitive part of the eye)

The density of water is 1 g/cm cubed and in order for the pebble to sink its density has to be greater than the density of water and in order for the twig to float its density has to be less than the density of water