How much more energy is released in a magnitude 7 earthquakes than a magnitude of 4. 2 times?10 times? 1,000 times? Or 10,000 times?

Short answer/constructed response: respond to the question in 3-5 complete sentences. give details or examples to support your answer. attempt to answer all parts of the question in paragraph form! using the source 1 map, pick two of the 1800's territorial acquisitions you believe were the most important in the development of the united states. provide at least two reasons per territory to explain why you think they were the most important.

In plate tectonics, why is the north american plate tectonically inactive?

Can you think of any problems that could come from using only 15 years of data to predict trends for the next 100 years? explain your answer. how could you prevent some of these problems?