Reading 1 Federalism What is federalism? Federalism is a system of government in which power is distributed or diffused between a central government and smaller political units. In the United States, there are three basic levels of government: federal, state and local.
The large majority of the tornadoes in the northern hemisphere spin counterclockwise (cyclonically), but about 1 in 100 tornadoes spin clockwise. Actually, it has little to do with being in the northern hemisphere, as tornadoes do not last long enough for the effects of Coriolis to impact it.
A multiple-vortex tornado is a type of tornado in which two or more columns of spinning air rotate about their own axis and at the same time around a common center. A multi-vortex structure can occur in almost any circulation, but is very often observed in intense tornadoes.