True or false.....it is impossible to sneeze with your eyes open.
True
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15
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.
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15
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.
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15
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
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15
What do near-sighted and far-sighted mean?
People who are near-sighted canât see things far away. People who are far-sighted canât see things close up. This happens because the eyeball is too long or is
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15
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.
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thief
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15
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.
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15
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.
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15
At what age does the human eyeball reach it's full size?
At about age 12 your eyeball reaches its full size.
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15
What is the term for when someone has two different color eyes?
