YALL HELP Write a set of instructions that describe how to find the density of an object. Write the instructions so that they work for a regularly shaped object and for an irregularly shaped object. List the materials needed and the sequence of steps to follow.

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