1 5 Social Studies Writing Prompts Social studies can be a very fun subject if given the opportunity. 2  There are plenty of homework options that both bring the subject to life and allow for student creativity.
The cornea helps the eye focus as light makes its way through. It is a very important part of the eye, but you can hardly see it because it's made of clear tissue. Like clear glass, the cornea gives your eye a clear window to view the world through.
1.1 From Light to Sight: How does the Eye Confer Vision?(1) As the light enters the eye, it passes through the cornea, which bends and focuses the light on the lens. The pupil controls the amount of light that enters the eye. The lens then focuses the light onto the retina, forming an inverted image. The lens changes its shape to adjust the focus on both distant and near objects, a process called accommodation.