There are so many building so when the earth is shook, all the building come crumbling down. many people where killed from this
Researchers found a total of 138 volcanoes in the West Antarctic Ice Sheet overlying the West Antarctic Rift System, 91 of which had never before been identified. Basically they have never seen those types of volcanoes before.
Answer:
United States customary units form a system of measurement units commonly used in the United States and U.S. territories since being standardized and adopted in 1832. The United States customary system developed from English units which were in use in the British Empire before the U.S. became an independent country.
Explanation
<em>The US customary system includes units for measuring length, weight, capacity, area, volume, and temperature.</em>