Qual o nome do movimento que atribuía o deslocamento dos continentes, na década de 1950? a) Correntes de Wegner
b) Correntes dos continentes
c) Correntes geológicas
d) Correntes de convecção

Which evidence is most likely used to indicate the beginning of solar system formation? a. materials combined to form a mass. b. materials were pulled together by gravity. c. water condensed and collected to form oceans. d. different species of microorganisms lived on earth.

These factors threaten north americas ecosystems

What benefits does this type of farming have?