Sediment that initially is deposited on top of a glacier is called:
a. loess
b. outwash
c. ablation till
d. glacial-lacustrine sediment
c
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What is the biggest concern about CO2 in our atmosphere with regard to human actions?
A. The rapid rise in CO2 emissions over the past 50 years. B. CO2 was not an important greenhouse gas until 200 years ago. C. We have increased the amount of CO2 from <1% to over 10%. D. We could easily remove all CO2 from the atmosphere if we wanted.
Private firms use which of the following to help them plan how large to build prisons?
A) fourth grade reading levels B) local religious beliefs C) number of churches D) English language comprehension among new immigrants E) female literacy
The following diagram illustrates streams in a set of drainage basins.
All other variables related to stream size being equal, which stream in the diagram above will have the largest discharge?
A. A B. B C. C D. D
Compared to other island nation capitals in Oceania, Suva in Fiji and Port Moresby in Papua New Guinea are
A. backwaters with limited external communications. B. new cities built after achieving independence. C. large cities with international airports. D. the largest cities in Polynesia.