fossil fuels - Oil and natural gas are examples of …...., nonrenewable - The resources that cannot be replaced are called ……, coal - In the past, trains often used …... for fuel., renewable - Using …... energy sources will help our planet!, pollution - There is a problem of air ............ in big cities ., electricity - The television needs ...… in order to work., wind - Sailboats use the …… to move across water., solar - Energy from the sun is ................ energy , power plant - A ........... burns coal to make electricity ., source - A battery is a .............. of energy . ,

Senior B - Oxford Discover 3 - unit 9 -ENERGY 3

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