Opetroleo derramado num ambiente aquático flutua na água, formando uma camada sobre ela. quais as consequências esse fato pode trazer à vida nesses locais ? explique

Out of the seven main animal groups (fish, mammals, birds, insects, reptiles, amphibians, and arachnids), how many contain members with internal backbones? a. 5 b. 3 c. 7 d. 1

What percentage of light hits earth's surface directly?

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?