Loud music has to be turned up much louder for us to notice the difference. When music is playing softly, we notice the difference if it is turned up just a little. This is an example of _____
a) Weber's law.
b) the absolute threshold.
c) the fixed change law.
d) Broca's law.
Answer: a
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According to extensive research, the ideal high school size is _______ to _______ students
100; 300 200; 400 300; 500 400; 600
Karmiloff-Smith's developmental theory includes all of the following concepts except
a. Explicit representations are transformed into implicit representations. b. Infants' knowledge is all implicit knowledge. c. With consciousness, experiences are redescribed. d. Consciousness allows an infant to reflect on a piece of knowledge and make inferences.
A recent study that analyzed the Big Five scores of U.S. astronauts since the 1980s found that astronauts have very low levels of __________,
which is useful because their job involves being shot into outer space where all sorts of things can go wrong and nobody can fix it but you. a. aggressiveness b. openness to experience c. neuroticism d. extraversion
The ____ bombards the cortex with stimulation, keeping it active and alert
a. thalamus b. medulla c. reticular activating system (RAS) d. limbic system e. corpus collosum