Which of the following is an outdoor source of indoor air pollutants?
A. leakage from underground storage tanks
B. dust or debris in ductwork
C. vocational art supplies
D. emissions from trash
Answer: A
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The indirect effects of war include which of the following?
a. mass migrations that resettle civilians b. how people think about their country c. economic costs to rebuild d. All of the above e. None of the above
There were nearly __________ million births in 2009
(a) 1.3 (b) 2.3 (c) 3.3 (d) 4.1
One study surveyed a representative sample of grandparents and found that over ________ of their research participants had a companionate relationship with their grandchildren
A) one-third B) one-half C) one-quarter D) one-fifth
When African-Americans from the Royal South moved to Chicago in the 1940s:
A) they moved into neighborhoods were many whites lived. B) they moved into neighborhoods were nearly 100% of the population was black. C) they moved into new neighborhoods were no one had lived before. D) they were free to move into any neighborhoods in which they could afford to live.