Do U Know..

[riz]

DO U KNOW...


1:You use over 70 muscles to say one word.
2:Banging your head against a wall uses 150 calories an hour.
3:55% of people yawn within 5 minutes of seeing someone else yawn. 4:Reading about yawning makes most people yawn.
5:Electricity doesn't move through a wire but through a field around the wire.
6:The typical laboratory mouse runs 2.5 miles per night on its treadmill.
7:The can opener was invented 48 years after cans were introduced.
8:The cigarette lighter was invented before the match.
9:If you have a car remote and you step out of its range, point it to your 10:head and it will work again!
11:It is impossible for a human to lick their elbow.
12:A cat's urine glows under a black light.
13:If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat one cup of coffee.
14:An adult human heart weighs about 10 ounces and beats over 100,000 times a day
15:Your muscles make up about one-half of your body weight.
16:About 70 percent of your body weight is water.
17:A typical bed usually houses over 6 billion dust mites.
18:Lightning strikes about 6,000 times per minute on this planet.
19:We know more about the surface of the moon than we do about the bottom of the ocean.
20:Zero point energy is a source of energy which is released when atoms stop moving, at -273 Celcius.



riz