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100 Micron100 Micron's = 0.1 millimeter, about the width of a human hair.
The size of a human eye is the size of a golfball.But most of the eye is inside your head.The size of an eye of an average person will never change. If you want more detail or information go to http://wikipedia.com/eyes or you can read the book called "The human body".
By definition, a microorganism cannot be seen by the unaided human eye.
The pupil decreases in size to lessen the amount of light allowed in, so as to prevent damage.
When someone has 20/20 vision, it means they can read a line of text of a certain size from 20 feet away with either eye. However, being able to read a line of text at 20 feet is pretty useless when it comes to driving, so, the line of text for driving license eye exams is set to 40 feet instead.
nucleus
The size of a human eye is the size of a golfball.But most of the eye is inside your head.The size of an eye of an average person will never change. If you want more detail or information go to http://wikipedia.com/eyes or you can read the book called "The human body".
It helps your eye to read letters in a word.
Aphid fish are the smallest type of fish that can be seen by the naked eye (bare eye-no glasses or microscope).
It varies widely. Some of the smallest eyes are around two to three miles wide. A normal size eye is about 15 to 30 miles wide. A very large eye can be over 60 miles wide. Generally the stronger the hurricane the smaller the eye.
Respiratory bronchioles and the alveoli are the smallest part in case of the lungs. There are millions of them in your lungs.
The smallest object a human eye can see in special condition is 0.116 mm.
smallest mens do not see won eye but is always here
100 Micron100 Micron's = 0.1 millimeter, about the width of a human hair.
it is spider's net
The size of a human eye is the size of a golfball.But most of the eye is inside your head.The size of an eye of an average person will never change. If you want more detail or information go to http://wikipedia.com/eyes or you can read the book called "The human body".
Two sentences using the word molecules would be: The smallest units of water are called molecules. Molecules cannot be seen by the naked eye.