Answer:
Albedo
is a measure of how much light that hits a surface is reflected without being absorbed.
There are many different ethnic groups present in Russia<span> and the countries of the former </span>Soviet Union<span> today. This diversity has been the source or instigator of conflict for centuries, and remains a major part of Russian political life today. While the Russian Empire, the USSR, and the Russian Federation were each made up of a majority of ethnic Russians, the minority groups have always been present to fight for their own languages, cultures, and religions.</span>[1]<span> There are many different types of ethnic conflict, and the vast majority can only be understood with the help of a historical context</span>
c. The world in spatial terms.
Http://www.skwirk.com/p-c_s-57_u-183_t-490_c-1797/sa/7/shaping-mountains-weathering/erosion-and-r check out this source.