If a balloon is rubbed on your hair , it gains electrons and becomes negatively charged. When these charges come close to a stream of water , the stream of water bends .Use what you know about polar molecules to explain why the bending is occur. Hel

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.