Are we greener?


                   I think that before there were no cars and they did not pollute so much, but now the diapers are old-fashioned and they were reused.                             

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TABLA DE LOS COMPONENTES

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                   MAIN COMPONENTS TABLE                                                            ENERGY SOURCES                     PILA/CELL it gives energy to the circuit   BATERÍA/BATTERY it give energy to the circuit LOAD DEVICES LÁMPARA/LAMP/LIGHT BULB it gives illumination to the circuit MOTOR/ ENGINA it moves the circuit with energy ZUMBADOR/BUZZER it sounds with energy LEDS it lights RESISTENCIA/RESISTOR to transform the energy ...
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