Which animal is most to blame for the loss of forests in Southwest Asia and North Africa?
A) horses
B) the gypsy moth
C) camels
D) goats
E) cows
D) goats
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Iron atoms have a greater tendency to oxidize than do copper atoms. Is this good news or bad news for a home in which much of the plumbing consists of iron and copper pipes connected together? Explain.
A. This is not a problem since any electrons lost will be replaced by copper electrons. B. This is not a problem, since the strength of the copper will make up for the weakness of the iron. C. It is bad news. The iron atoms will lose electrons to the copper atoms, which will pass those electrons onto oxygen atoms that are in contact with the surface. D. This is bad news, since the iron atoms will be reduced by the copper atoms.
Most igneous rocks in the Sierra-Nevada batholith formed form:
a. a hot spot beneath continental crust b. continental rifting c. ocean-continent convergence d. transform faulting
What causes the subsidence that sometimes accompanies groundwater use? What will be an ideal response?
The mechanism by which populations evolve and new species develop is called ________
A) adaptation B) evolution C) descent with modification D) intelligent design E) natural selection