When you talk about someone leaving or entering a country, does the question of “emigrated or imm...

O siltation it is the accumulation of sediments (sand, earth, rocks), garbage and other materials...

The ear, commonly called the ear, is the organ responsible for hearing and also for the balance o...

Brasil Escola users will be able to count on one more help for their studies. This Monday, Octobe...

latifundium corresponds to a extensive private agricultural property, generally not economically ...

The European continent does not have homogeneous characteristics, as disparities are present in v...

The Cartesian plane is formed by two perpendicular axes that intersect at the origin of the coord...

O Thesimple arrangement is a type of grouping studied in combinatorial analysis. We know how to a...

On May 24, 1819, Alexandrina Vitória Regina was born, daughter of the Duke of Kent and the former...

THE injection function, also known as the injective function, is a particular case of function. F...

O graphene is a two-dimensional crystal formed by bonds between carbon atoms, with hexagons that ...

A Roman general of the late period of the Western Empire born in Dorostolus, Moesia, who led the ...