Tectonic shift is the movement of the plates that make up Earthâs crust. The Earth is made up of roughly a dozen major plates and several minor plates. The Earth is in a constant state of change. Earthâs crust, called the lithosphere, consists of 15 to 20 moving tectonic plates.
Good Guy Greg loves our meme generator Â». The Ancient Aliens meme is comprised of a still shot of Giorgio A. Tsoukalos from the History Channelâs documentary series Ancient Aliens. The program focuses on the idea that aliens may have visited earth in the past.
Aliens is a 1986 American science fiction and action film written and directed by James Cameron, produced by Gale Anne Hurd and starring Sigourney Weaver. It is the sequel to the 1979 film Alien and the second installment in the Alien franchise. The film follows Weaver's character Ellen Ripley as she returns to the moon where her crew encountered the hostile Alien creature, this time accompanied by a unit of space marines. Additional roles are played by Carrie Henn, Michael Biehn, Paul Reiser, L