A) 5% B) 12% C) 25% D) 3% E) 8%
A) Ocean tides B) Wind energy C) Coal fired power plants D) The earth's rotation E) The sun
A) Small stream B) Dendritic stream C) Tributary D) Lentic stream E) Loptic stream
A) Pacific B) Arctic C) Indian D) Atlantic E) Lake Superior
A) Superior B) Ontario C) Hudson D) Michigan E) Huron
A) evaporation B) transpiration C) infiltration D) condensation E) precipitation
A) livestock B) public supply C) irrigation D) mining E) industry
A) Arizona B) Florida C) New York D) California E) Colorado
A) Wyoming B) Oklahoma C) Montana D) Washington E) Texas
A) it really is rotten eggs in the water B) Hydrogen sulfide gas C) the type of rocks that the water flows through D) man made pollution E) dead animals in the water
A) it is the turbidity B) it is really soap stuck to the glass C) pollution D) tiny air bubbles E) water purification chemicals from the water treatment plant
A) up to 70% B) up to 60% C) up to 50% D) up to 40% E) up to 30%
A) Rio Grande B) Nile C) Mississippi D) Amazon E) Congo
A) 40 to 60 gallons B) 60 to 80 gallons C) 20 to 40 gallons D) 100 to 120 gallons E) 80 to 100 gallons
A) False B) True
A) False B) True
A) True B) False
A) abundant B) renewable C) unusable D) extinct
A) is gone B) was not the same kind of water that we drink today C) is still in the water cycle D) was salt water
A) evaporate again very soon B) all of the above C) stay underground for years D) travel downhill until it reaches the ocean
A) masses of condensed potato soup B) masses of condensed water formed by cooled water vapors C) masses of evaporated water D) masses of cotton balls
A) True B) False
A) solid B) gas C) liquid D) plasma
A) condensation B) transpiration C) infiltration D) precipitation E) evaporation
A) glaciers B) tundra C) mountains D) oceans
A) solid B) vapor C) groundwater D) plant food
A) True B) False
A) False B) True
A) True B) False
A) False B) True |