The people living in Iceland today are descendants of the Norse who settled on Iceland, which was uninhabited in the 9th century. How were the Norse able to maintain the settlement of Iceland?

Name one type of data that h-r diagrams do not show.

Acivilization exists for several hundred yeaars, developing its own language. such a civilization probably has been: a. farming corn b. suffering from a lack of contact with the outside world. c. isolated by mountains or some other physical barriers. d. starving from lack of trade.

In what way does renewable energy differ form nonrenewable energy?