Pacific Plate slowly passes over a magma-generating hot spot within the mantle.
Hope this helps.
I think 1991 it was the fall of soviet union
Fractions have the / and decimals are the ones with the .
It is thanks to Amerigo Vespucci and Christopher Columbus that the land was discovered, and so spurred other countires such as Spain and Portugal into what now is called the Age of Discovery. Not be outdone by the other, both of these countries wished to seize control of the raw materials and land available for their own. What they did not expect was the wide trade off of contact with the Native Americans. This includes plants, animals, diseases, and even slaves.
Answer:
As San Francisco and other cities in the Bay Area commemorate the anniversary of the 1989 Loma Prieta earthquake, we are reminded once again of the need to get prepared for the next natural disaster. The 6.9 magnitude earthquake not only resulted in collapsed homes, displacement of residents, but it also was a terrifying reminder of the need to reinforce the structures we use every single day.
I hope this helped, have an awesome day!
