In vision, the amplitude of a light wave relates to people's perception of the brightness of a stimulus. To which perceptual dimension does the amplitude of a sound wave correspond in hearing?

Experiment scenario 2: a biology student wants to conduct a study of how the amount of food affects the weight gain for mice. i have set up four cages with a mouse in each cage. fill in the boxes that would allow the biology student to complete the study correctly

Ahorizontal force of 400.0 n is required to pull a 1760 n truck across the floor at a constant speed. find the coefficient of sliding friction.

The three classes of rocks are sedimentary, metamorphic, and igneous. how are rocks classified into one of these three groups?