Frederick Vine and Drummond Matthews determined that new ocean floor was being produced at ocean ridges by examining ________
A) apparent polar wandering
B) fossils in marine sediments
C) glacial debris at various locations
D) the location of ancient coral reefs
E) the magnetic pattern of rocks on the seafloor
E
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Which of the following locations would have the highest specific humidity?
A) A
B) B
C) C
D) D
Two hundred million years ago Earth's continents were all joined in one supercontinent known as ________
A) Pangaea B) Gondwanaland C) Laurasia D) Tsunami E) Mantle
Which of the following gases may be contributing to a greenhouse warming?
A) hydrogen B) nitrogen C) methane D) carbon monoxide E) oxygen
Which of the following Acts prohibited dumping of waste materials into rivers without permits?
A) 1980 CERCLA Act B) 1970 Resource Recovery Act C) 2006 REACH Act D) 1965 Solid Waste Disposal Act E) 1899 Rivers and Harbors Act