The reason that there are three semicircular canals is so that _____
a) we have one canal to sense motion in each of the three planes.
b) we can see the world in three dimensions.
c) we can detect sound locations in the three-dimensional world.
d) we have an extra if one is broken.
Answer: a
Psychology
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Children who believe in the changeability of human attributes
A) show more in-group favoritism. B) spend more time volunteering to help the needy. C) show high levels of prejudice in their behavior. D) often judge others as either "good" or "bad."
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In a large, well conducted comparison between long sleepers and short sleepers, Fichten and colleagues found that the short sleepers
A) slept less. B) suffered from more mental illness. C) had poorer memories. D) had shorter life expectancies. E) both A and C
Psychology