Which of the following is one of the three major population concentrations mentioned in the chapter?
A) East Asia
B) Central Asia
C) Sub-Saharan Africa
D) Australia
Answer: A
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A large person and a small person wish to parachute at equal terminal velocities. The larger person will have to
A) get a larger parachute. B) jump lightly. C) pull upward on the supporting strands to decrease the downward net force. D) jump first from the plane. E) none of the above
What is the metric length of the 100. yard dash? [1 inch = 2.54 cm (exactly)]
A) 9.14 cm B) 25.4 cm C) 91.4 m D) 254 m
A form of kinetic energy that travels in the form of waves as a result of changes in electrical and magnetic fields is
a. Wind b. electromagnetic radiation c. Waterfalls d. Electricity e. solar radiation
Researchers have demonstrated that organic farming ________
A) increases the incidence of invasive species B) decreased organic soil losses while giving yields comparable to conventional farming C) suppresses the biodiversity of pollinating insects, especially bees D) is only sustainable with pesticides and synthetic fertilizers E) presently has no market in Europe