Why are the crystals of intrusive igneous rock typically larger than those of extrusive igenous rock?
a. because the magma cools very quickly
b. because the magma cools much slower
c. because of a higher water content in the magma
d. because the temperatures of the magma are much lower

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.

Which is a result of the emission from the use of fossil fuel

In a river, which of the following would most likely be carried by suspension? this is called