At what degree both North and South does air begin to sink back to the surface? A. 30°
B. 45°
C. 50°
D. 60°

the correct answer is A 30°

Explanation:

At 30° latitude (both north and south), the equatorial air has cooled and sinks, creating a high pressure zone and pushing the surface air away to the north or south.

[ answer ]

foliated

[ explanation ]

foliation forms in a rock when pressure squeezes the rock together. the rock then has a design of many different color little lines. there are three types of foliated rock. the types are slate, schist, and gneiss. each type of foliated rock is different based on grain size and foliation characteristics. the lines appear when the rock has been under pressure.

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