Cuba's economy could best be described as being mostly a blank economy

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

What is the difference between emigrate and immigrate? ?

Which feature of a map shows the relationship between a distance on a map and that distance on earth? key scale grid system compass rose