Local Water Investigation 5-4
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  • 1. Local Water Investigation 5-4
  • 2. Water Sources
    • What prevents us from running out of water?
    • Where does new water come from?
    • What can people do to ensure that there is plenty of water for people and other living things on Earth?
    • Water cycle continually refreshes the water supply with rain and snow
  • 3. Water Sources - Local
    • Closer look
      • Where does our school water come from?
    • How does our water get from the place where the water cycle drops it off to our school drinking fountain?
    • Turn to page 246/247 in textbook
  • 4. California Water Map
    • 35 million+ people live in California
      • Most of them live along the coast
    • Two mountain ranges
      • Coastal Mountains
      • Sierra Nevada
    • Central Valley is most important produce-growing region in U.S.
    • Map tells a story
      • Green lines = scenic rivers
      • Blue lines & shapes = natural rivers and lakes
      • Other colors explained in legend
  • 5. Challenge Questions
    • Where do the following people get their water?
      • San Diego
      • Los Angeles
      • San Francisco Bay Area
      • Sacramento
      • Fresno
  • 6. Local Challenge Questions
    • Where does the water for our school and community come from?
    • How is water for our community stored?
    • How far does the water travel to get to our school?
    • Where does water go when we are through with it?
    • Use SCVWD maps/information to answer above questions.
  • 7. Water-Use Activity
    • When we talk about water for people, usually think of drinking water first.
    • Then water to wash, cook food, etc…
    • A lot of water is used indirectly
      • Food and many other things we use need water to grow or manufacture
    • Review list of food items
      • Select 8 items to put together for a meal
      • Write each item on the lines of the Item column
  • 8. Water Price
    • Use Water Facts card to determine how many gallons of water each item requires to grow or prepare
    • Add up the total “water price” of your meal - answer questions 4 & 5