The earth is approx. 6,588,000,000,000,000,000 tons.
175
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The left ear is more responsive to words of love and emotion whispered into it than the right.
44
4.5 pounds of sunlight strike the Earth each day.
27
Research indicates that plants grow healthier when they are stroked.
173
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
One third of the electricity produced on earth is used to power electric light bulbs!
75