Continue examining the minerals in sample T. Now it is time to examine the dark red mineral. This is the least common mineral in this rock. It is a metamorphic index mineral (another one of the minerals that you saw in the previous sample set, "S"). What mineral is it

Which statements about wells are true? check all that apply. a) wells bring groundwater from the unsaturated zone to the surface of the water. b) wells need to be drilled below the water table. c) if water is pumped from a well too quicky, the well may run dry. d) water from wells is generally not safe to drink. e) water gushes from artesian wells due to pressure.

Ozone in the upper atmosphere has been depleted by a. sulfur dioxide. b. chlorofluorocarbons. c. carbon dioxide. d. oxygen.

Which year held a congressional election and a presidential election