A) 71% B) 33% C) 50% D) 71%
A) The earth's rotation B) Wind energy C) The sun D) Ocean tides E) Coal fired power plants
A) Tributary B) Dendritic stream C) Lentic stream D) Small stream E) Loptic stream
A) Pacific B) Lake Superior C) Arctic D) Atlantic E) Indian
A) Moosehead B) Atlantic C) Sebago D) Atlantic E) Michigan
A) evaporation B) transpiration C) condensation D) infiltration E) precipitation
A) irrigation B) industry C) mining D) livestock E) public supply
A) Arizona B) Florida C) Colorado D) New York E) California
A) Wyoming B) Washington C) Montana D) Texas E) Oklahoma
A) it really is rotten eggs in the water B) the type of rocks that the water flows through C) Hydrogen sulfide gas D) dead animals in the water E) man made pollution
A) tiny air bubbles B) water purification chemicals from the water treatment plant C) it is the turbidity D) it is really soap stuck to the glass E) pollution
A) up to 50% B) up to 40% C) up to 70% D) up to 60% E) up to 30%
A) Rio Grande B) Mississippi C) Congo D) Nile E) Amazon
A) 100 to 120 gallons B) 20 to 40 gallons C) 40 to 60 gallons D) 60 to 80 gallons E) 80 to 100 gallons
A) True B) False
A) True B) False
A) True B) False
A) unusable B) extinct C) renewable D) abundant
A) is gone B) was not the same kind of water that we drink today C) was salt water D) is still in the water cycle
A) travel downhill until it reaches the ocean B) stay underground for years C) all of the above D) evaporate again very soon
A) masses of cotton balls B) masses of evaporated water C) masses of condensed potato soup D) masses of condensed water formed by cooled water vapors
A) False B) True
A) plasma B) solid C) gas D) liquid
A) precipitation B) evaporation C) transpiration D) infiltration E) condensation
A) mountains B) oceans C) glaciers D) tundra
A) groundwater B) vapor C) solid D) plant food
A) False B) True
A) False B) True
A) False B) True
A) False B) True |