Which of the following is a
property shared by many metals?
a. they are soft.
b. they are liquid at room temperature.
c. they have a shiny appearance.

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land