There are approximately 1.5 million wild pigs in the state of Texas. That state has an area of some 696,241 square kilometers (268,581 square miles). What is the density (in pigs per square kilometer or mile) of the Texas pig population? Show your work.

Why might surface mining be less risky for miners than underground mining? a. surface miners can become trapped in a collapsed mine. b. surface miners work in dusty, enclosed areas. c. surface miners work aboveground. d. surface miners use elevators to enter mines.

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.

Isolated volcanic peaks on the ocean floor are