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Mixing Materials

  •  English    15     Public
    Science Subject
  •   Study   Slideshow
  • What is "filtering"?
    removing unwanted things
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  • What do you need to make simple water filter?
    bottle, cotton, gravel, sand, rock, and dirty water
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  • Can we drink the water after we filter?
    No, we can't
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  • Can we filter pepper and water?
    Yes, we can
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  • Can we filter salt and water?
    No, we can't
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  • Can we filter sugar and oil?
    Yes, we can
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  • One of product made of oil is .....
    Plastic
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  • A gas that causes global warming?
    Carbon dioxide
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  • Materials that are not made but are found on planet Earth
    Natural
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  • Mention 2 fuel that you know!
    Diesel and gasoline
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  • The process of making metals is called ....
    Smelting
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  • Metals are made from rocks in the ground called ..............
    Ores
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  • Bauxite ores are used to produce ..........
    Aluminum
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  • Hemitite ores are used to produce
    Iron
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  • Give an example of people burning fuels!
    driving car, riding motor cycle, cooking
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