The term "discovery of america” is used for the arrival of the Spaniards to the American continen...

The expression commodity – Portuguese as “commodtie” – is an English term that means good or prod...

GilbertoFreyre he was one of the most important sociologists in Brazil, having built a work entir...

official landmark of Brazilian Modernism, a Modern Art Week took place in São Paulo (SP) and brou...

THE North Atlantic Treaty Organization (NATO) is an intergovernmental organization formed by 30 c...

Before we start the study on pressure, do the following experiment: Press the tip of your pencil ...

levTolstoyis a russian writer born September 9, 1828. Family's aristocrat, was orphaned by his fa...

After World War II, we observed that the former European powers were forced to promote the proce...

In the text Isomers in molecules with different asymmetric carbons two formulas proposed by Van’t...

The carqueja, Baccharis trimera, is also known by the names: tres-ears, bacanta, cacaia, cacalia,...

Brazil's participation in World War I was established as a result of a series of episodes involvi...

The Background of the Revolution of 30Interpreted as the revolution that put an end to the predom...