Which of the following describes the term decibels?
a) The sound pressure of a source according to its amplitude.
b) The frequencies of sound waves to which animals can perceive.
c) Corresponding to the amplitude of the wound wave.
d) The sound pressure of a source when compared to a standard intensity of watts.
Answer: D
Psychology
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One benefit of group membership is that belonging to a group may provide us with ________
FIll in the blank with correct word.
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What is meant by "spreading activation"?
a. Thinking about any concept primes you to think of related concepts b. When one person in a group becomes enthusiastic, the others do too. c. Sometimes after you exercise one set of muscles, another set starts to ache. d. People who travel widely tend to develop more friendships.
Psychology