The sahara’s annual rainfall is only 3 inches. according to the reading, what’s unique about the rainfall in the sahara?

Which of the following describes what rocks usually are composed of ,

This word for a bug or malfunction was popularized in the 1962 book into orbit by the mercury astronauts

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.