Which shift has occurred as a result of the collapse of the soviet union a) a shift from government-owned to privately-owned business b) a shift from privately-owned to government-owned business c) a shift from democracy to communism d) a shift from a dictatorship to a command economy

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.

What is one early technological advance that shaped culture? a the use of fire b the discovery of arable land c family units. d migration

What processes does carbon cycle through the biosphere?