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.
This lens causes light to diverge slightly before it reaching the eye. When farsightedness (called hyperopia) is present, a person is able to see far away objects well but has difficulty seeing close up objects. Light rays become focused behind the retina.Possible causes include eyeballs that are too short or by lens systems that have too little focusing power.his lens causes light to diverge slightly before it reaching the eye. When farsightedness (called hyperopia) is present, a person is able to see far away objects well but has difficulty seeing close up objects. Light rays become focused behind the retina.