When warm air from the Gulf of Mexico meets cold, dry air from the Arctic in the Great Plains the result is what

The graph below plots the temperature and luminosity of stars on the main sequence.

Using plate tectonics and elastic rebound theory, describe why juan de fuca plate subduction produces so few earthquakes. what will happen in the future?

Why are young eastern european democracies at an increased risk for turmoil during a global recession? a) anger against increased democracy b) failure of the free market system c) government corruption d) lack of from the e.u.