People who are near-sighted can’t see things far away. People who are far-sighted can’t see things close up. This happens because the eyeball is too long or is
What is the colored part of your eye called?
The iris
How many times does the average person blink in one minute?
The average person blinks about 12 times each minute. That's more than 10,000 times a day!
How much of your eyeball is exposed to the outside world? A. 1/2 B. 1/4 C. 3/5 D. 1/6
About 1/6 of your eyeball (17%) is exposed to the outside world.
At what age does the human eyeball reach it's full size?
At about age 12 your eyeball reaches its full size.
How much does one human eyeball weigh? A. 5 ounces B. 1 pound C. 1 ounce
One human eyeball weighs about 28 grams or 1 ounce
Who is more likely to be colorblind, males or females?
Males are more likely to be colorblind (1 in 12 men and 1 in 200 women).
True or false.....it is impossible to sneeze with your eyes open.
True
About how many working parts do your eyes have? A. 2 million B. 500,000 C. 600 D. 55
Your eyes are made up of about 2 million working parts.
Who sees better, hawks or humans
Hawks (and eagles) see better than humans
What is the black part of your eye called?
The pupil
Which is faster for most people, reading on a computer screen or reading on paper?
People generally read about 25% slower on a computer screen than paper.
How many shades of a color can the typical human eye distinguish? A. 30 B. 6 C. 500 D. 75
The human eye can distinguish about 500 shades of a color.
At what age can a baby see most things clearly?
At about two months a baby can see clearly if they have normal eyesight. Before that things are fuzzy and blurry.
What is the most common eye color worldwide?
Brown
What is the term for when someone has two different color eyes?