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ENGLISH 8 - UNIT 7-8-9 - REVIEW - SPEAKING

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  • How do you define "water pollution"?
    the contamination of lakes, rivers, oceans, or groundwater, usually by human activities.
  • What effects does air pollution have on people?
    breathing problems, heart diseases, lung cancer, ...
  • How do you define "visual pollution"?
    The sight of too many telephone poles, advertising billboards, overhead power lines, or shop signs
  • How do you define "light pollution"?
    Too much use of electric lights in cities
  • How many types of pollution are there (in Grade 8 textbook)?
    8 (water/land/noise/radioactive/thermal/air/light/visual)
  • How do you define "noise pollution"?
    there are too many loud sounds in the environment.
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