Quick Answer. According to About.com, the time it takes to earn a Ph.D. ranges from about three to seven years. The length of the program depends on a number of factors including the field of study, school and/or program and other factors such as life circumstances and unexpected emergencies. Keep Learning.
The Inuit are the native peoples of the Arctic land stretching from central Alaska to the northern coast of Canada and onto the island of Greenland. Their ancestors came to North America from Asia in about 3,000 B.C., many thousands of years after the first Indian people arrived on the continent.
The Vikings came from the Scandinavian countries of Norway, Denmark and Sweden. They made their living as farmers, fishermen, and trappers depending upon which area of Scandinavia they lived and environmental conditions. The time between 800 AD and 1050 AD is known as the Age of the Vikings.