Match each type of rock with the way it is formed. pressure and heat cooling magma erosion and deposition cooling lava intrusive igneous rock arrowright extrusive igneous rock arrowright sedimentary rock arrowright metamorphic rock arrowright

Suggest two reasons why irrigation is important for human development of the desert

Adesert is an example of a(n) and the gobi desert is an example of a(n) a. ecosystem biome b. biome ecosystem c. ecosystem climate d. climate biome

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.