The earth formed approximately ________ years ago.
a. 13,700,000,000
b. 4,600,000,000
c. 5,000
d. 4,600,000
b. 4,600,000,000
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If a leased Xerox machine's lease expires, the company
a. allows the customer to purchase it at a very low cost b. takes the machine and sends it to a landfill c. takes the machine back for reuse or re-manufacture d. asks the customer to dispose of it in an ecologically sound way e. sends the plastic and metal shell to a developing country for disposal
The three-cell model for general circulation:
A) includes a segment called the Hadley Cell. B) is a better representation of the atmosphere than the single-cell model. C) accounts for the positioning of the Polar and Subtropical jet streams. D) takes in to account the spin of the earth. E) all of the above
Which of the following substances is not a mineral: gold, water, ice? Why?
What will be an ideal response?
What was the cause of the slowdown in the economic growth rates of industrialized countries in the mid-to-late 1970s?
A) government anti-inflation policies B) international free trade agreements C) the Cold War D) increase in oil prices E) all of the above