A sound mixer was impressed by the new equipment that was installed in the recording studio. He says that now he will be able to help singers and musicians produce better music tracks because he can eliminate unneeded and undesired wavelengths
What term describes the characteristic of sound waves that the sound mixer is now able to alter?
a) volley
b) amplitude
c) frequency
d) saturation
ANS: d
Psychology
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Mental sets can enhance problem solving under some conditions. However, they generally are not a good idea when
a. one has to solve a problem quickly. b. the problem-solving situation changes. c. it is necessary to rely on what has worked in the past. d. one is solving mathematics problems.
Psychology
All of the following are true of the cervix, EXCEPT
A) its secretions contribute to the chemical balance of the vagina. B) it expands in length during sexual arousal. C) it expands to permit passage of a baby. D) sperm pass through the cervical canal.
Psychology