Scientific evidence shows humans lived in the Arctic at least __________ years ago
a) 45,000
b) 65,000
c) 85,000
d) 100,000
Answer: a
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Which of the following statements is Answer: False concerning the sanctity-of-life perspective on euthanasia?
a. It would oppose active euthanasia. b. It would have a built-in bias against the disabled and mentally impaired. c. It would reject suicide and self-deliverance. d. It would contend that all "natural" life has intrinsic meaning and should be appreciated as a divine gift. e. It would support the Hippocratic tradition in medicine.
Samples of convenience are ____
a. ?unacceptable in psychology b. ?not random c. ?best for experiments d. ?especially useful for causal hypotheses
Which item is a primary reinforcer?
a. ?money b. ?sex c. ?grades d. ?tokens
By the time a child reaches the age of around 18 months, (s)he will start rapidly learning new words and associating them with their meanings. In fact, children at this age may learn up to ___ new nouns every day!
a. 10 b. 25 c. 45 d. 60