Continental shields are areas of ____

a. organic sedimentary rocks
b. pyroclastics
c. basalt
d. ancient igneous and metamorphic rocks


d

Environmental & Atmospheric Sciences

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The relative geologic time scale was largely constructed in the 20th century. Indicate whether the statement is true or false

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Midlatitude climate generally

A) occur in the northern hemisphere, have relatively even distribution of precipitation, and have westerly wind patterns. B) occur in the northern hemisphere, have precipitation concentrated in the winter, and have monsoonal wind patterns. C) occur in the southern hemisphere, have relatively even distribution of precipitation, and have monsoonal wind patterns. D) occur in both hemispheres, have relatively even distribution of precipitation, and have variable wind patterns.

Environmental & Atmospheric Sciences

Define estivation.

What will be an ideal response?

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During the Ice Ages, much of Nevada, Utah, and eastern California was covered by

A. deserts B. huge lakes C. the sea D. ice

Environmental & Atmospheric Sciences