Answer:
The base unit of time in the International System of Units (SI) and by extension most of the Western world, is the second, defined as about 9 billion oscillations of the caesium atom. The exact modern definition, from the National Institute of Standards and Technology is: "The second, symbol s, is the SI unit of time.
Explanation:
Russia mobilizes its forces on Germany's eastern borders....
<span>Azimuthal Stereographic map projections are often used to show polar regions. It is not know the exact date that Azimuthal Stereographic map projections were created but a document called Planisphaerium by Ptolemy is the oldest known document to mention it though it was called planisphere projection in that document.</span>
I very important place would be places like the Aztec ruins, or Anasazi ruins because it has a lot of history, and many Native Americans call the Anasazi their decedents.
