Which of the following is not a method of mechanical weathering?
a. gravity
b. acid rain
c. freezing and thawing in the absence of water
d. freezing and thawing in the presence

Name three things the framers of the constitution did to keep the federal government or any part of it from becoming too powerful.

Why would nations in latin america be part of a mostly arab cartel group known as opec? a) latin america refused to do business with countries that were not part of opec. eliminate b) natural resources such as oil are a major economic development for some latin american countries. c) latin america has a long history of distrust of the united states and fears a take-over of oil fields. d) latin american nations such as venezuela needed in getting natural resources to other parts of the world. 15

What natural resource from west africa had a significant im pact on the growth of ghana