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G3 Ch6 L4 Air and Water Resources

  •  English    10     Public
    Week 22 McGraw-Hill Science for ESL students.
  •   Study   Slideshow
  • Is air an important resource? Why?
    Yes, all living things need to breathe oxygen to survive.
  •  10
  • Name two ways people get water.
    Wells, aqueducts, dams, reservoirs, etc.
  •  20
  • Do you think adding chemicals to water is a good thing? Why or why not?
    Cool, thanks for sharing! / Wow, do you really not know?
  •  15
  • What things can naturally sift, strain, and filter water?
    Sand and gravel.
  •  10
  • What is air/water pollution? How can it happen?
    When bad things get into the air and/or water. People improperly dispose of waste, erosion, volcanic eruptions, oil, fossil fuels, etc.
  •  15
  • Give two reasons why we should plant trees.
    Conserve soil, give oxygen.
  •  15
  • What are the two kinds of water?
    Freshwater and saltwater.
  •  10
  • What's this? What happens there?
    A water treatment facility. Water is made safe to use and drink.
  •  25
  • What's this? How does it work?
    It's a dam: it stops the flowing water and makes a reservoir.
  •  25
  • Name two ways you could help conserve or improve our air and water resources.
    Wow, you really know your stuff! / Sorry, we were looking for...
  •  20