The arrival of new immigrant groups creates a more diverse culture when?

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

On nights when we see the new moon phase, what side of the moon are we seeing?

What geologic process is related to caldera formation?