Head restraints on the back of the seats of most automobiles can prevent whiplash in an accident. Most of these head restraints are large enough that they function without any adjustment. These head restraints are an example of
A) inherent design flaws.
B) active safety.
C) passive safety.
D) reverse engineering.
C
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African words which have worked their way into American English are, for the most part, derived from Swahili, an East African language
Indicate whether the statement is true or false.
A secondary rainbow requires
A) a single reflection within a raindrop. B) two reflections within a raindrop. C) three reflections within a raindrop. D) no reflection within a raindrop.
Which of the following are the greatest health threats in a developing country?
A) Cardiovascular disease, including heart attacks and strokes B) Poisoning and exposure to carcinogens C) Conditions arising from poor nutrition and lack of hygiene D) Injuries from manual labor and agriculture
The IPAT or ImPACT formula may be one way to estimate the
A) carrying capacity of a society. B) point in which a society undergoes the demographic transition. C) point in which a society reaches its replacement-level fertility rate. D) environmental footprint of a society.