Why did researchers switch from trying to get chimpanzees to speak language to teaching them to use sign language?
A. Chimpanzees already exhibited a gestural form of communication.
B. Chimpanzees lacked a larynx, making them unable to produce the same range of sounds as humans.
C. Sign language has rules and structure that are similar to spoken language.
D. all of these
Answer: D
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The first official psychological experiment involved ____
a. observing the behavior of cats when escaping puzzle boxes b. measuring how quickly, after hearing a ball drop onto a platform, a person could respond by striking a telegraph key c. the salivation of dogs in anticipation of food in response to the arrival of the handler d. the use of a stroboscope to control the timing of the appearance of two black lines against a white background
According to Nietzsche, the difference between freedom and slavery is:
a. freedom. b. an illusion. c. a matter of choice. d. a miracle.
Mumia Abu-Jamal was an outspoken journalist,
A. wrongfully convicted and executed. B. granted an indefinite stay of execution. C. imprisoned because of his political beliefs. D. who uncovered major errors in death penalty trials.
At Hartford Hospital, the medical staff undergo continuous training to ensure that they are not only highly competent but can also work cohesively without much thought. This _________ is critical to saving the lives of patients when the emergency room fills up.
A. overlearning B. global approach C. massed practice D. formal reasoning