Why do geologists sometimes change the absolute ages of the boundaries in the geologic time scale?
What will be an ideal response?
The ages of the boundaries in the geologic time scale change because they get revised as new absolute age information becomes available.
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Unlike streams, lakes do not flood because runoff does not drain into lakes.
Answer the following statement true (T) or false (F)
A fold that has only one dipping segment is a(n)
A) anticline. B) syncline. C) monocline.
At Laki fissure in Iceland, the eruption of the gas ____________________ caused about 75% of the
nation's livestock to die, 25% of the population to die, and crops to fail. Fill in the blank(s) with the appropriate word(s).
Which one of the following statements is INCORRECT?
A) The higher the GDP of a country, the more equal its income distribution.
B) The primary sector accounts for a larger share of GDP for LDCs than MDCs.
C) Workers in MDCs are more productive than those in LDCs.
D) The HDI is a function of economics, social, and demographic indicators.
E) PPP accounts for differences in cost among countries for the same basket of goods.