What do scientists believe is the force behind the plate tectonics theory

Which factors add to the greenhouse effect and are caused by human activities?

Which country is the smallest island of the greater antilles

Canada plays an important role in the global community in all of the following ways except by a. acting as a superpower with influence over europe and asia. b. promoting arms control and disarmament. c. working with the commonwealth of nations to promote trade. d. promoting trade with japan and other asian countries.