fresh water notes pages 6 - 11. what is water? water is a compound. 1 water molecule is made of: 2...
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How Much Water? All the Water on Earth97%: Salt Water Oceans 2%: Fresh Water FrozenTRANSCRIPT
Fresh Water Notes
Pages 6 - 11
What is Water?
• Water is a compound.• 1 water Molecule is made of:• 2 Hydrogen Atoms• 1 Oxygen Atom
How Much Water?
• All the Water on Earth 97%: Salt Water Oceans2%: Fresh Water Frozen<1% Fresh Liquid Water
¾ of the world’s population lacks Fresh, Clean Water
Finding Fresh Water
• Available Fresh water can be found:
• Rivers• Lakes• Underground
Ground Water
• Ground water is stored underground in Aquifers.
• Aquifers: Porous rock layer that holds water.• 1/3 of the nation lies over aquifers• Up to ¾ of the U.S. metro areas get their
drinking water from underground.
Water Cycle
• Hydrologic Cycle (water cycle)
Transportation
Condensation
Precipitation
Evaporation