Describe how you could identify igneous extrusive rocks from igneous intrusive rocks

What will be an ideal response?


Answer: Igneous intrusive rocks have cooled from magma at depth over a long time so that they tend to have larger crystals.

Environmental & Atmospheric Sciences

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This globe from the atmospheric moisture investigation shows specific humidity, with blue and green being highest. What feature most likely coincides with the area of lowest specific humidity?



A) The Intertropical Convergence Zone (ITCZ)
B) Dry, descending air in the subtropics
C) The trade winds
D) The cold dry air of the polar easterlies

Environmental & Atmospheric Sciences

The main colonizers in the South Pacific Islands were the

A. French B. Americans C. British D. Germans

Environmental & Atmospheric Sciences

As recently as the 1940s, the world contained only about ________ states, but by 2011 there were ________ members of the United Nations

A) 30; 70 B) 40; 121 C) 50; 193 D) 60; 169 E) 70; 108

Environmental & Atmospheric Sciences

What distinguishes the lithosphere from the asthenosphere? What will be an ideal response?

Environmental & Atmospheric Sciences