Trả lời các câu hỏi sau đây: 1. What type of energy is coal? Trả lời:===–. What are its advantages and di

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1. 1. What type of energy is coal?

   Trả lời: It is a non-renewable source of energy, because it can’t easily be replaced.
   

      What are its advantages and disadvantages?

   Trả lời:

   – Advantages: Inexpensive, It can be used to power machinery.
   

   – Disadvantages: It can pollute the environment, Not environmentally friendly.

   2. What type of energy is solar power ?

   Trả lời: Solar power is a renewable source of energy because it comes from the sun.
   

      What are its advantages and disadvantages?

   Trả lời:

   – Advantages: It’s abundant, clean and safe.

   – Disadvantages: Not available and expensive.

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