Which of the following technologies would be most useful for predicting the direction of a thunderstorm
a. anemometer

b. barometer

c. radar

d. thermometer

Why did large numbers of african migrate to the americas

The rocky mountain system stretching from canada to new mexico is a string of mountains running along the wester united states. what factors would mostly cause this arrangement of mountains? intense pressure undemeath a tectonie plate that could not breakthrough the rock subduction of a tectonic plate, which pushed up a neighboring plate into mountains two plates located at a diverging boundary with a third plate rising between them two plates that melted into molten rock, which later cooled into the shape of mountains

What factors influenced brazil's current and future economic strength?