I could also investigate the material of the coil, which is another factor affecting the strength of an electromagnet. I could investigate this, by placing different materials, like iron, copper, and steel inside the core of the electromagnet, I would keep current and the number of turns constant.
For other video games with this title, see E.T. the Extra-Terrestrial in video games. E.T. the Extra-Terrestrial (also referred to simply as E.T.) is a 1982 adventure video game developed and published by Atari, Inc. for the Atari 2600 video game console. It is based on the film of the same name, and was designed by Howard Scott Warshaw.
The Extra-Terrestrial : The Filming Locations of E.T. In the summer of 1981, director Steven Spielberg was enjoying enormous success from the release of his latest film, Raiders of the Lost Ark. It was just another notch in the belt of a young filmmaker whose name had become synonymous with âbigâ blockbuster movies in the late 70âs and early 80âs.