Amanda is 6 days old. Which of the following statements is true about Amanda's hearing?
A. Amanda is more sensitive to the pitch of a sound than an adult.
B. Amanda is able to hear high-pitched sounds better than low-pitched sounds.
C. Amanda cannot determine the general location from where a sound is coming.
D. Amanda is able to hear low-pitched sounds better than high-pitched sounds.
Answer: B
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a. reactivity b. confounding (third) variables c. external validity d. internal validity
A nerve cell carrying information from your brain to muscles and glands is called a(n)
a. motor neuron. b. effector cell. c. connector neuron. d. sensory neuron.
Which of the following achievements is a good predictor of worldwide health?
obtaining a master's degree or a PhD successful completion of secondary education attending private schools rather than public schools attending schools that incorporate Western academia and social values
Which of the following researchers wrote most extensively about the development of moral reasoning?
a. Erikson and Freud b. Selman and Hetherington c. Piaget and Kohlberg d. Gilligan and Selman