The difference between campas (if that's how you spell it) and llanos?

The earth's internal process which drives seafloor spreading is

Computer models can scientists predict weather. some computer models can show the predicted path of hurricanes. what other events could a computer model warn us of? a) undersea earthquakes , tornadoes, and avalanches b) tornadoes c) avalanches d) undersea earthquakes

The european union was formally established in