A Nearsighted Person Has a Far Point That Is 4

question 52

Multiple Choice

A nearsighted person has a far point that is 4.2 m from his eyes.What focal length lenses must he use in his contact lenses to allow him to focus on very distant mountains?

• A)-4.2 m
• B)4.2 m
• C)-5.2 m
• D)5.2 m
• E)-4.8 m

---

Definitions:

Sugar Monomers

Sugar monomers, such as glucose and fructose, are the simplest form of carbohydrates that cannot be hydrolyzed to simpler sugars; they serve as building blocks for complex carbohydrates.

Monosaccharides

Simple sugars that are the most basic form of carbohydrates, consisting of a single sugar molecule and serving as energy sources and building blocks for more complex carbohydrates.

Glucose

A simple sugar that is an important energy source in living organisms and is a component of many carbohydrates.

Galactose

A simple sugar (monosaccharide) that, along with glucose, makes up lactose, the primary sugar in milk.