HOMOGENEOUS AND HETEROGENEOUS MIXTURES: by carmen, irene b, manuel and victor

                      

                        

                           THE  AREA 51 

                          WHAT IS AN ALIEN?

The term extraterrestrial life refers to the hypothetical type of life that many exist outside of planet Earth and that did not originate from it such 

life can vary from simple prokaryotes to being with civilizations much more advanced than humanity 👽☺.