Freshwater Test Question Preview (ID: 34125)
Groundwater.
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A substance that does not allow water to flow through it is
a) Soil
b) Permeable
c) Impermeable (Bedrock)
d) Aquifer
As wells use water it causes this to drop
a) Aquifers
b) Saturated
c) Water Table
d) Unsaturated
How much of the earths water is freshwater?
a) 97%
b) 3%
c) 1%
d) .03%
Out of the freshwater on the earth how much is actually usable by humans?
a) 3%
b) 2%
c) 1%
d) .03%
Most of the earth's freshwater is locked away in
a) Clouds
b) Rivers and Streams
c) Groundwater
d) Glaciers and Iceburgs
Which ZONE is immediately above the zone of saturation
a) Water Table
b) Zone of Aeration
c) Zone of Bedrock
d) Zone of Aquifer
What is something that is bad for our groundwater?
a) Pouring chemicals onto the ground.
b) Building a compost pile
c) Recycling
d) Rain barrels attached to gutters.
A drought (period of no rain) will cause what to happen to the water table?
a) Go up or increase
b) Nothing
c) Go down or decrease
d) Remains the same
What percentage of the earth's water is salt?
a) 70%
b) 50%
c) 80%
d) 10%
What is the term for water soaking into the ground recharging the water table.
a) Infiltration
b) Evaporation
c) Condensation
d) Transpiration
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