Author: Anonymous

The hot spring deposits at Mammoth Hot Springs, Yellowstone National Park, are travertine. What rock probably lies somewhere beneath the hot springs?

________ account(s) for the largest usage of groundwater in the United States.

Compared to the age of the Earth accepted as correct today, how did seventeenth and eighteenth century proponents of catastrophism envision the Earth’s age?

Which of the following areas does NOT have a mid-ocean ridge?

________ are deposited by meltwater streams; they are composed of stratified sand and gravel.

The type and amount of material carried in suspension are controlled by flow velocity and ________.

________ rocks are composed almost entirely of light-colored silicates.

The sizes, shapes, and arrangements of mineral grains in an igneous rock are known as ________.

Deep-sea fans are found ________.

________ has the highest specific gravity.