Lung-fish are important in the fossil record because amphibians evolved from them. Indicate whether the statement is true or false
F
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The two tectonic models postulated for greenstone belt evolution are
a. subduction, mid-ocean ridge. b. continent/continent collision, intracontinental rift. c. back-arc marginal basin, continent/continent collision. d. intracontinental rift, back-arc marginal basin. e. none of the above
Which is the correct order of generations in the United States?
A) Baby Boomers, Baby Bust, "greatest generation", Generation X, Generation Y B) Generation X, Generation Y, Baby Bust, Baby Boom, "greatest generation" C) Generation X, Generation Y, Baby Boomers, "greatest generation" D) "greatest generation", Baby Boomers, Generation X, Generation Y E) "greatest generation", Generation X, Generation Y, Baby Boomers
The Milankovitch Theory proposes that climatic changes are due to particles suspended in the
earth's atmosphere. a. true b. false
An oil shortage in 1973 was mainly the result of ________
A) increased reliance on domestic oil production and the law of supply and demand B) global prosperity and an increased global demand for oil C) global politics and an increased reliance on foreign oil D) a ban on offshore exploration in the United States