When energy from stress is used to deform rock and give it a permanent new shape, such as a fold, this process is called?

What would happen to kenya's pyramid if there was a rapid decline in its: a) birth rate b) death rate

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.

What is the biggest country in south america?