What is NOT a way that wave erosion can occur or is enhanced?
A. notches cut into bases of cliffs
B. chemical reactions with seawater
C. storm amplified wind and wave power
D. impact of air in coastal rock cracks
E. formation of extensive coastal dunes
E
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The Republic of ________ declared its independence from Serbia in 2008, following ethnic cleansing and war crimes by some Serb leaders
A) Cyprus B) Greece C) Yugoslavia D) Mauricius E) Kosovo
Because carbon makes up such a small amount of the earth's atmosphere, even a small change, caused by nature or by humans, affects the earth's climate.
Answer the following statement true (T) or false (F)
Much of the world's supply of iron comes from banded iron deposits that formed between 1.8 and 2.6 billion years ago. In addition to being a source of iron, why are these deposits important in geology?
A. provide evidence of the earliest known sedimentary rocks B. provide proof of the first known ice ages C. represent the point in time when free oxygen was becoming more abundant D. mark the point in history when marine mammals were first beginning to evolve E. all of the answers listed here
What human activity commonly separates a longshore current from its sediment supply?
A. Removal of artificial levees B. Removal of dams C. Dredging D. Removal of seawalls and jetties