Dear, you would like to ask scientist Tesla some questions. Tesla was a great scientist. The unit of magnetic induction is Tesla. You talk about the invention of electricity and the Internet. Science has contributed to mankind in every field. People come to safety because we get the signal of cyclone coming. Earlier, many people died in cyclones in our country. Science tells us now to tell people to leave safely. Science has many contributions in every field. Your science writing is very nice. Good luck to you.