The wavelength of a light wave refers to the
a. distance between the crests of a wave.
b. amplitude of a wave.
c. maximum height of a wave.
d. variations in saturation.
Answer: a
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An interrupted time series design lacks
a. manipulation of an independent variable b. statistical control over many extraneous variables c. a control group d. external validity
Erikson's theory involves developmental crises that involve two opposite outcomes, but most people end up somewhere in the middle
Indicate whether this statement is true or false.
The theory stating that behaviors are motivated by the body's attempts to reduce tension from conditions such as hunger or thirst to a state of balance is ________ theory
a. needs b. homeostatic c. disequilibrium d. drive-reduction
Which statement is true of rate coding along the basilar membrane?
A. Rate coding occurs for frequencies greater than 500 Hz. B. Lower frequencies are coded by rate of firing that is cued to the movement of the apical end of the basilar membrane. C. Cochlear implants can be used to signal frequencies up to 20,000 Hz. D. Rate coding is due to volleys of neurons that fire in sequence.