Animals often respond to very cold temperatures by
a. curling up to reduce exposed surface area, maximizing heat loss.
b. curling up to reduce exposed surface area, minimizing heat loss.
c. stretching out to expose surface area, maximizing heat loss
d. stretching out to expose surface area, minimizing heat loss.
b
Psychology
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Which of the following is NOT present on the first trial for classical conditioning?
a. Conditioned stimulus b. Conditioned response c. Unconditioned stimulus d. Unconditioned response
Psychology
The __________ connects the embryo and fetus to the placenta
a. amniotic sac b. system of blood vessels in the uterine wall c. umbilical cord d. amniotic fluid
Psychology
Compared to boys, girls hear twice as many ____________ by the time they are 32 months old
a. diminuitives c. motherese. b. direct " no" responses. d. child-directed speech.
Psychology
A(n) ________ consists of a systematic body of ideas about a particular topic or phenomenon.
A. hunch B. premonition C. theory D. intuition
Psychology