Which of the following would most likely be considered nonpoint source pollution?

animal waste from a local horse farm seeping into the ground

increased turbidity from erosion

a car repair shop dumping used oil in the ground

a leaky underground oil tank

Name one similarity and one difference between the morphology of a brachiopod and a bivalve

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.