The cynodonts were the direct ancestors of early mammals

a. True
b. False


True

Environmental & Atmospheric Sciences

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Approximately, 81% of Greenland and 90% of Antarctica are covered with ice sheets

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

The general term applied to stream-deposited debris is _________.

a - refuse b - alluvium c - bedload d - discharge e - capacity

Environmental & Atmospheric Sciences

Overland flow of runoff is responsible for:

a. gully erosion b. rill erosion c. sheet erosion d. all of the above

Environmental & Atmospheric Sciences

Which process contributes to the development of soil creep?

A. Wetting-drying cycles B. Freeze-thaw cycles C. Planar surfaces in rock D. Volcanic tremors

Environmental & Atmospheric Sciences