How does Edward Hopper represent loneliness in his paintings?

Amplitude is: a. the number of waves in a certain amount of time. b. the distance between the top or bottom of a wave and the center of the wave. c. the noise floor acceptable in recording. d. the distance between two identical points on a wave.

What determines the pace of the rhythm? a. tempo b. syncopation c. tone color d. texture

Which of the following is true about louis henry sullivan