Cretaceous marine transgressions onto the continents were caused by
a. high sea level during interglacial times.
b. inflated oceanic crust due to active seafloor spreading.
c. subsidence of landmasses.
d. choices A and C
e. choices B and C
B
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Find the largest cold front located on the map. The likely air mass to the west of the cold front is a ________ mass which is likely to be ________ than the air mass to the east.
A. mT; moister B. cP; drier C. cP; moister D. mP; moister
Hurricanes can push high mounds of seawater onshore as surges that temporarily raise sea level over 6 m (20 ft).
Answer the following statement true (T) or false (F)
Which of the following is not a source of deep water in the ocean?
A) Southern subpolar latitudes B) Northern subpolar latitudes C) Subtropical convergences D) Arctic convergence E) Antarctic convergence
You are hired by a pesticide company to determine whether its new pesticide ("Zap-em") is effective at controlling soybean aphids, an invasive species that costs American farmers millions of dollars a year in crop damage and control costs. Describe an
experiment you would perform to test the effectiveness of Zap-em. What will be an ideal response?