Now you know

We can get electricity from hydrocarbons, chemical reactions, magnetism, nuclear reaction, water, sun and air. Coal, oil and natural gas are the unclean source of electricity, hydrocarbons are the most used method to generate electricity and the cheapest. But hydrocarbons are the main source of global warming and pollution. Chemical reactions is the source of electricity …

Read more

Earth is not a complete sphere as the diameter between the two poles is a little bit smaller than the diameter of the earth on the equator. The heat of the earth core is the reason we still have the oceans and the atmosphere. Deserts on Earth is formed from 15 % sand and the other …

Read more