read the text then answer the question that followEnergy is very important in modern life. People use energy to run machines, heat and cool their homes, cook, give light, transport people and products from place to place. Most energy nowadays comes from fossil fuels such as petroleum, coal and natural gas. However, many people are worried about them because burning fossil fuels causes pollution. In addition, if we don’t find new kinds of energy, we will use up all the fossil fuels in the 21st...
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read the text then answer the question that follow
Energy is very important in modern life. People use energy to run machines, heat and cool their homes, cook, give light, transport people and products from place to place. Most energy nowadays comes from fossil fuels such as petroleum, coal and natural gas. However, many people are worried about them because burning fossil fuels causes pollution. In addition, if we don’t find new kinds of energy, we will use up all the fossil fuels in the 21st century. Scientists are working to find other energy sources for the future
1. are petroleum, coal, and natural gas fossil fuels?
2. what will happen if we don't find new kinds of energy?
1. Yes, they are.
2. We will use up all the fossil fuels in the 21st century.
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