________ is a level of consumption of a substance leading to marked difficulties in everyday life, work, and social relationships

Cross-cultural researchers have compared the pain thresholds of people in Western cultures to people in Nepal. Which title would most likely be selected when they publish their findings?

a) "Pain Is Pain across the Globe" b) "People in Nepal Stand Up to Pain" c) "Western Cultures Endure More Pain than People in Nepal" d) "Want to Withstand Pain? Ask Someone from a Western Country"

The same musical note played on a guitar, a piano, and a flute does not sound the same because most sounds consist of several different frequencies. This distinctive quality of a sound is called _____

a) hertz. b) amplitude. c) unique. d) timbre.