The Richter scale is used, from 0.1 to 9.0 magnitude. The Richter scale is determined from the logarithm of the amplitude of waves recorded by seismographs.
Answer:
It was mainly due to the lack of knowledge on the type of attack that was launched against them. But also the advanced weaponry including the long swords that were used that were as strong and sharp as possible.
Explanation:
This was due to the dedication the Spanish had to specialisation of different aspects like weaponry and the confusion that the Incas felt during this as a result of the surprise attack that was launched by the Spanish conquistadors.
Oil is one of Saudi Arabia's major exports.
for better research go to under NOAA - Climate.gov
This is a short paraphrased summary of the article about ice cores in that website.
Answer: Researchers in labs may melt or crush bits of the ice core a little at a time, each deeper layer shows the time in the Earth's climate history. Tiny pieces of pollution, metals, radoiactive fallout, pebbles, sea salt, volcanic ash and even air bubbles all present important information that researchers can look for to track changes in the atmosphere's composition and temperature.
Answer:
European settlers and Americans transformed the Great Plains from natural grassland to fields of corn.
Explanation:
The Great Plains are a vast portion of prairies with just a few trees. When worked correctly, it can be transformed into great fields for agriculture.
