Which must be true for metamorphism to occur?

A. The parent rock must be in liquid form.

B. The parent rock must be igneous.

C. The process must take place underground.

D. The grain size must become smaller.

How is pillow lava evidence of sea-floor spreading?

An unofficial region called Kurdistan encompasses portions of which countries?

How Plate tectonics folds, lifts, bends and breaks parts of the earth surface?

What was the main reason the First Anglo-Chinese war broke out? A. a struggle over the British sale of opium in China B. a struggle over control of Korea C. a struggle over control of Hong Kong D.

If two plates carrying continental crust share a convergent boundary, a likely result is that

What types of information would you find on a political map that would not appear on a physical map?

Volcanoes that form along a metal ocean ridge occur at divergent plate boundary's true or false?

Urbanization can cause problems with A. flooding in cities B. soil fertility in nearby farms C. growth rates of trees in nearby forests D. regional weather patterns

Which of the following is true about Eastern Orthodox art and music? A. The art and music of this religious group is sacred and reserved solely for their religious events. B.

While the rising demand for slaves in the Chesapeake played some role in the growth of the Atlantic slave trade between the mid-1500s and the late 1800s, it was the spread of plantation economies in other places that spurred and sustained the