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  • Materials- Metals and Non-Metals Global Free School -
    This chapter tells us that commonly found substances can be divided into categories of metals and non-metals by their specific properties. Some important topics covered in this chapter include physical and chemical properties of metals and non-metals, and uses of metals and non-metals.
    4 Lessons 00:45:50 Hours Hindi Beginner
    Free
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  • Coal and Petroleum Global Free School -
    This chapter teaches you about fossil fuels as exhaustible natural resources. It tells you about the use of fossil fuels such as coal, petroleum. It elaborates about the various components of fossil fuels and their uses in everyday life.
    5 Lessons 00:35:48 Hours Hindi Beginner
    Free
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  • Combustion and Flame Global Free School -
    This chapter teaches about the important fundamental concepts related to the combustion or burning of fuel.
    4 Lessons 00:39:31 Hours Hindi Beginner
    Free
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  • Pollution of Air and water Global Free School -
    Here, you will learn about the different causes of water and air pollution and their effects on our environment. From this chapter, you will also come to know about the different methods that people can use to reduce water and air pollution.
    3 Lessons 00:46:19 Hours Hindi Beginner
    Free
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    0 Ratings
  • Materials: Metals and Non-Metals Global Free School -
    This chapter tells us that commonly found substances can be divided into categories of metals and non-metals by their specific properties. Some important topics covered in this chapter include physical and chemical properties of metals and non-metals, and uses of metals and non-metals.
    8 Lessons 02:24:01 Hours Hindi-medium Beginner
    Free
    0
    0 Ratings
  • Coal and Petroleum Global Free School -
    This chapter teaches you about fossil fuels as exhaustible natural resources. It tells you about the use of fossil fuels such as coal, petroleum. It elaborates about the various components of fossil fuels and their uses in everyday life.
    2 Lessons 00:25:42 Hours Hindi-medium Beginner
    Free
    0
    0 Ratings