The Pacific Plate is slowly moving northwest, carrying the Hawaiian Island chain to the . The islands are bigger in the and smaller to the . The islands are also younger (more recently volcanically active) in the , and older to the . This means the Hawaiian Islands are forming in the part of the chain over a hotspot.

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food