1) The main source of most forms of Energy on the Earth a) Sun b) moon 2) Substances that produce Thermal Energy when it is burned. a) water b) fuel 3)  Form of fuel that present in car. a) gasoline b) wood 4) The opposite figure represents the fuel indicator of car, which refers to that the fuel tank ............ a) is completely empty of Gasoline b) is completely full of Gasoline 5) We can use the energy obtained from the burning of wood directly for all of the following purposes Except  ( = No) a) Warming houses b) cooking food c) operating Television 6) Fuel is used as a source of ............................... a) thermal energy b) sound energy 7) .........................is used as a source of thermal energy for cooking food. a) air b) Natural gas 8) Burning of .................. allows cars to move. a) gasoline b) wood

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