Metamorphism can be caused by increased temperatures. How can temperatures be raised,

geologically, to bring about metamorphism? What will be an ideal response?


Possibilities include burial, igneous activity (intrusion, etc.), and friction (deformation).

Environmental & Atmospheric Sciences

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Why does the sun and moon both appear to be higher than they really are along the horizon?

Environmental & Atmospheric Sciences

Approximately ________ million years ago, the Earth began to have an oxygen rich atmosphere.

A. 359 B. 444 C. 250 D. 2500

Environmental & Atmospheric Sciences

A water type having both high salinity and warm temperature but dense enough to be found at about 1000 m in the central North Atlantic has been formed ________.

A. near Greenland B. in the Red Sea C. in equatorial regions D. in the Mediterranean Sea E. in the Caribbean Sea

Environmental & Atmospheric Sciences

In Russia, the northern coniferous forest is called __________________ and dominates vast areas from Moscow and most of Siberia.

Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences