Covalent compounds are formed by the electrostatic attraction between ___ and __ A. Metals and non metals
B. Metals and metals
C. Non metals and non metals
D. Transition metals and metalliods.

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.