Plastic Planet

Sources  https://www.google.com/search?q=wheel&rlz=1C9BKJA_enEC817EC818&oq=wheel&aqs=chrome..69i57j69i59j69i60l3j0.1024j0j4&hl=es&sourceid=chrome-mobile&ie=UTF-8 https://en.m.wikipedia.org/wiki/Wheel

                                                                      Invention    Facts 1. Electricity travels at the speed of light more than 186,000 miles per second! 2. Lightning is a discharge of electricity in the atmosphere. Lightning bolts can travel at around 130,000 miles per hour and reach nearly 54,000 °F in temperature. 3. Electric eels can produce strong electric shocks of around 500 volts for both self-defense and hunting. 4. Two positive charges repel each other, as do two negative charges. On the other hand, opposite charges attract each other.  5. Coal is the world’s biggest source of energy for producing electricity. Coal is burned in furnaces that boil water. The steam from the boiling wate r the n spins turbines that are attached to generator Inventor ...

                                                                                                                                    Telephone Who? It was invented by Antonio Meucci in 1854. What? Is a telecommunication device designed to transmit acoustic signals remotely by means of electrical signals. Where? The telephone was invented in Havana and in Cuba it was a pioneer in the development of telephony worldwide. How? It was created two circuits working together: the conversation circuit, which is the analog part, and the dialing circuit, which handles the dialing and the call. Both the voice signals and the dial and call signals, as well as the powe...