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