When does a human fetus acquire fingerprints?
A human fetus develops fingerprints at the age of three months.
At the Pacific Ocean’s greatest depth-36,198 feet (in the Marianas trench southwest of Guam), the pressure is 16,124 pounds per square inch, more than 1,000 times the atmospheric pressure at sea level (14.7 pounds per square inch).
The average body has 14 to 18 square feet of skin.
The orbit of the moon around the earth is tilted at an angle of about 6 degrees from the plane of the earth’s orbit around the sun. As a result, the moon is usually above or below the line between the earth and the sun, except on certain predictable occasions.
Man evolved in the Pleistocene epoch, which began about 2.5 million years ago and ended about 10,000 years ago. We now live in the Recent (or Holocene) epoch, beginning about 10,000 years ago.
In descending order, the top five are: 1. New Jersey. 96 2. New York. 63 3. Pennsylvania. 61 4. Michigan. 58 5. California. 48
The continental shelf is an underwater ledge around the coastline of the world’s oceans. The edge of the shelf lies at depths of between 360 and 480 feet. The width may vary from a few feet to several hundred miles.