You're reading from the journal of a european explorer from the early 1600s. in one passage, the explorer describes sitting on the atlantic ocean with little wind. he describes the area as being quite far north of the equator and having high pressure.
in which type of global wind was this explorer sailing?
doldrums
horse latitudes
jet stream
polar easterlies

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

Models are non-visual ways of coummincating how someone thinks about something in the natural world

Find the mass of the cone using the triple beam balance. a. 543.0 g b. 542.0 g c. 504.28 g d. 502.8 g select the best answer from the choices provided a b c d